diff --git a/poetry.lock b/poetry.lock
index f50b4bd..cf12b25 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -1,111 +1,171 @@
+# This file is automatically @generated by Poetry and should not be changed by hand.
+
 [[package]]
+name = "async-timeout"
+version = "4.0.2"
+description = "Timeout context manager for asyncio programs"
 category = "main"
-description = "Python package for providing Mozilla's CA Bundle."
+optional = false
+python-versions = ">=3.6"
+files = [
+    {file = "async-timeout-4.0.2.tar.gz", hash = "sha256:2163e1640ddb52b7a8c80d0a67a08587e5d245cc9c553a74a847056bc2976b15"},
+    {file = "async_timeout-4.0.2-py3-none-any.whl", hash = "sha256:8ca1e4fcf50d07413d66d1a5e416e42cfdf5851c981d679a09851a6853383b3c"},
+]
+
+[package.dependencies]
+typing-extensions = {version = ">=3.6.5", markers = "python_version < \"3.8\""}
+
+[[package]]
 name = "certifi"
+version = "2020.6.20"
+description = "Python package for providing Mozilla's CA Bundle."
+category = "main"
 optional = false
 python-versions = "*"
-version = "2020.6.20"
+files = [
+    {file = "certifi-2020.6.20-py2.py3-none-any.whl", hash = "sha256:8fc0819f1f30ba15bdb34cceffb9ef04d99f420f68eb75d901e9560b8749fc41"},
+    {file = "certifi-2020.6.20.tar.gz", hash = "sha256:5930595817496dd21bb8dc35dad090f1c2cd0adfaf21204bf6732ca5d8ee34d3"},
+]
 
 [[package]]
-category = "main"
-description = "Universal encoding detector for Python 2 and 3"
 name = "chardet"
+version = "3.0.4"
+description = "Universal encoding detector for Python 2 and 3"
+category = "main"
 optional = false
 python-versions = "*"
-version = "3.0.4"
+files = [
+    {file = "chardet-3.0.4-py2.py3-none-any.whl", hash = "sha256:fc323ffcaeaed0e0a02bf4d117757b98aed530d9ed4531e3e15460124c106691"},
+    {file = "chardet-3.0.4.tar.gz", hash = "sha256:84ab92ed1c4d4f16916e05906b6b75a6c0fb5db821cc65e70cbd64a3e2a5eaae"},
+]
 
 [[package]]
-category = "main"
-description = "Composable command line interface toolkit"
 name = "click"
+version = "7.1.2"
+description = "Composable command line interface toolkit"
+category = "main"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
-version = "7.1.2"
+files = [
+    {file = "click-7.1.2-py2.py3-none-any.whl", hash = "sha256:dacca89f4bfadd5de3d7489b7c8a566eee0d3676333fbb50030263894c38c0dc"},
+    {file = "click-7.1.2.tar.gz", hash = "sha256:d2b5255c7c6349bc1bd1e59e08cd12acbbd63ce649f2588755783aa94dfb6b1a"},
+]
 
 [[package]]
-category = "main"
-description = "cssselect parses CSS3 Selectors and translates them to XPath 1.0"
 name = "cssselect"
+version = "1.1.0"
+description = "cssselect parses CSS3 Selectors and translates them to XPath 1.0"
+category = "main"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
-version = "1.1.0"
+files = [
+    {file = "cssselect-1.1.0-py2.py3-none-any.whl", hash = "sha256:f612ee47b749c877ebae5bb77035d8f4202c6ad0f0fc1271b3c18ad6c4468ecf"},
+    {file = "cssselect-1.1.0.tar.gz", hash = "sha256:f95f8dedd925fd8f54edb3d2dfb44c190d9d18512377d3c1e2388d16126879bc"},
+]
 
 [[package]]
-category = "main"
-description = "An intuitive Python library for processing and converting text-based data formats like JSON and CSV"
 name = "dataknead"
+version = "0.2.0"
+description = "An intuitive Python library for processing and converting text-based data formats like JSON and CSV"
+category = "main"
 optional = false
 python-versions = "*"
-version = "0.2.0"
+files = [
+    {file = "dataknead-0.2.0.tar.gz", hash = "sha256:4c8358267efd37a09cecfca7de3ba042fac4a8db8067a10edb5d2a4a98a9f179"},
+]
 
 [[package]]
-category = "main"
-description = "A simple framework for building complex web applications."
 name = "flask"
+version = "1.1.2"
+description = "A simple framework for building complex web applications."
+category = "main"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
-version = "1.1.2"
+files = [
+    {file = "Flask-1.1.2-py2.py3-none-any.whl", hash = "sha256:8a4fdd8936eba2512e9c85df320a37e694c93945b33ef33c89946a340a238557"},
+    {file = "Flask-1.1.2.tar.gz", hash = "sha256:4efa1ae2d7c9865af48986de8aeb8504bf32c7f3d6fdc9353d34b21f4b127060"},
+]
 
 [package.dependencies]
-Jinja2 = ">=2.10.1"
-Werkzeug = ">=0.15"
 click = ">=5.1"
 itsdangerous = ">=0.24"
+Jinja2 = ">=2.10.1"
+Werkzeug = ">=0.15"
 
 [package.extras]
-dev = ["pytest", "coverage", "tox", "sphinx", "pallets-sphinx-themes", "sphinxcontrib-log-cabinet", "sphinx-issues"]
-docs = ["sphinx", "pallets-sphinx-themes", "sphinxcontrib-log-cabinet", "sphinx-issues"]
+dev = ["coverage", "pallets-sphinx-themes", "pytest", "sphinx", "sphinx-issues", "sphinxcontrib-log-cabinet", "tox"]
+docs = ["pallets-sphinx-themes", "sphinx", "sphinx-issues", "sphinxcontrib-log-cabinet"]
 dotenv = ["python-dotenv"]
 
 [[package]]
-category = "main"
-description = "Internationalized Domain Names in Applications (IDNA)"
 name = "idna"
+version = "2.10"
+description = "Internationalized Domain Names in Applications (IDNA)"
+category = "main"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
-version = "2.10"
+files = [
+    {file = "idna-2.10-py2.py3-none-any.whl", hash = "sha256:b97d804b1e9b523befed77c48dacec60e6dcb0b5391d57af6a65a312a90648c0"},
+    {file = "idna-2.10.tar.gz", hash = "sha256:b307872f855b18632ce0c21c5e45be78c0ea7ae4c15c828c20788b26921eb3f6"},
+]
 
 [[package]]
-category = "main"
-description = "Read metadata from Python packages"
 name = "importlib-metadata"
+version = "2.0.0"
+description = "Read metadata from Python packages"
+category = "main"
 optional = false
 python-versions = "!=3.0.*,!=3.1.*,!=3.2.*,!=3.3.*,!=3.4.*,>=2.7"
-version = "2.0.0"
+files = [
+    {file = "importlib_metadata-2.0.0-py2.py3-none-any.whl", hash = "sha256:cefa1a2f919b866c5beb7c9f7b0ebb4061f30a8a9bf16d609b000e2dfaceb9c3"},
+    {file = "importlib_metadata-2.0.0.tar.gz", hash = "sha256:77a540690e24b0305878c37ffd421785a6f7e53c8b5720d211b211de8d0e95da"},
+]
 
 [package.dependencies]
 zipp = ">=0.5"
 
 [package.extras]
-docs = ["sphinx", "rst.linker"]
-testing = ["packaging", "pep517", "importlib-resources (>=1.3)"]
+docs = ["rst.linker", "sphinx"]
+testing = ["importlib-resources (>=1.3)", "packaging", "pep517"]
 
 [[package]]
-category = "main"
-description = "An ISO 8601 date/time/duration parser and formatter"
 name = "isodate"
+version = "0.6.0"
+description = "An ISO 8601 date/time/duration parser and formatter"
+category = "main"
 optional = false
 python-versions = "*"
-version = "0.6.0"
+files = [
+    {file = "isodate-0.6.0-py2.py3-none-any.whl", hash = "sha256:aa4d33c06640f5352aca96e4b81afd8ab3b47337cc12089822d6f322ac772c81"},
+    {file = "isodate-0.6.0.tar.gz", hash = "sha256:2e364a3d5759479cdb2d37cce6b9376ea504db2ff90252a2e5b7cc89cc9ff2d8"},
+]
 
 [package.dependencies]
 six = "*"
 
 [[package]]
-category = "main"
-description = "Various helpers to pass data to untrusted environments and back."
 name = "itsdangerous"
+version = "1.1.0"
+description = "Various helpers to pass data to untrusted environments and back."
+category = "main"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
-version = "1.1.0"
+files = [
+    {file = "itsdangerous-1.1.0-py2.py3-none-any.whl", hash = "sha256:b12271b2047cb23eeb98c8b5622e2e5c5e9abd9784a153e9d8ef9cb4dd09d749"},
+    {file = "itsdangerous-1.1.0.tar.gz", hash = "sha256:321b033d07f2a4136d3ec762eac9f16a10ccd60f53c0c91af90217ace7ba1f19"},
+]
 
 [[package]]
-category = "main"
-description = "A very fast and expressive template engine."
 name = "jinja2"
+version = "2.11.2"
+description = "A very fast and expressive template engine."
+category = "main"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
-version = "2.11.2"
+files = [
+    {file = "Jinja2-2.11.2-py2.py3-none-any.whl", hash = "sha256:f0a4641d3cf955324a89c04f3d94663aa4d638abe8f733ecd3582848e1c37035"},
+    {file = "Jinja2-2.11.2.tar.gz", hash = "sha256:89aab215427ef59c34ad58735269eb58b1a5808103067f7bb9d5836c651b3bb0"},
+]
 
 [package.dependencies]
 MarkupSafe = ">=0.23"
@@ -114,226 +174,13 @@ MarkupSafe = ">=0.23"
 i18n = ["Babel (>=0.8)"]
 
 [[package]]
-category = "main"
-description = "jq is a lightweight and flexible JSON processor."
 name = "jq"
-optional = false
-python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
 version = "0.1.8"
-
-[[package]]
-category = "main"
-description = "Python library for serializing any arbitrary object graph into JSON"
-name = "jsonpickle"
-optional = false
-python-versions = ">=2.7"
-version = "1.4.1"
-
-[package.dependencies]
-importlib-metadata = "*"
-
-[package.extras]
-docs = ["sphinx", "jaraco.packaging (>=3.2)", "rst.linker (>=1.9)"]
-testing = ["coverage (<5)", "pytest (>=3.5,<3.7.3 || >3.7.3)", "pytest-checkdocs (>=1.2.3)", "pytest-flake8", "pytest-black-multipy", "pytest-cov", "ecdsa", "feedparser", "numpy", "pandas", "pymongo", "sqlalchemy", "enum34", "jsonlib"]
-"testing.libs" = ["demjson", "simplejson", "ujson", "yajl"]
-
-[[package]]
-category = "main"
-description = "Powerful and Pythonic XML processing library combining libxml2/libxslt with the ElementTree API."
-name = "lxml"
-optional = false
-python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, != 3.4.*"
-version = "4.6.1"
-
-[package.extras]
-cssselect = ["cssselect (>=0.7)"]
-html5 = ["html5lib"]
-htmlsoup = ["beautifulsoup4"]
-source = ["Cython (>=0.29.7)"]
-
-[[package]]
-category = "main"
-description = "Safely add untrusted strings to HTML/XML markup."
-name = "markupsafe"
-optional = false
-python-versions = ">=2.7,!=3.0.*,!=3.1.*,!=3.2.*,!=3.3.*"
-version = "1.1.1"
-
-[[package]]
-category = "main"
-description = "Python parsing module"
-name = "pyparsing"
-optional = false
-python-versions = ">=2.6, !=3.0.*, !=3.1.*, !=3.2.*"
-version = "2.4.7"
-
-[[package]]
-category = "main"
-description = "A jquery-like library for python"
-name = "pyquery"
-optional = false
-python-versions = "*"
-version = "1.4.1"
-
-[package.dependencies]
-cssselect = ">0.7.9"
-lxml = ">=2.1"
-
-[[package]]
-category = "main"
-description = "RDFLib is a Python library for working with RDF, a simple yet powerful language for representing information."
-name = "rdflib"
-optional = false
-python-versions = "*"
-version = "4.2.2"
-
-[package.dependencies]
-isodate = "*"
-pyparsing = "*"
-
-[package.extras]
-html = ["html5lib"]
-sparql = ["sparqlwrapper"]
-
-[[package]]
-category = "main"
-description = "Python client for Redis key-value store"
-name = "redis"
-optional = false
-python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
-version = "3.5.3"
-
-[package.extras]
-hiredis = ["hiredis (>=0.1.3)"]
-
-[[package]]
-category = "main"
-description = "Python HTTP for Humans."
-name = "requests"
-optional = false
-python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
-version = "2.24.0"
-
-[package.dependencies]
-certifi = ">=2017.4.17"
-chardet = ">=3.0.2,<4"
-idna = ">=2.5,<3"
-urllib3 = ">=1.21.1,<1.25.0 || >1.25.0,<1.25.1 || >1.25.1,<1.26"
-
-[package.extras]
-security = ["pyOpenSSL (>=0.14)", "cryptography (>=1.3.4)"]
-socks = ["PySocks (>=1.5.6,<1.5.7 || >1.5.7)", "win-inet-pton"]
-
-[[package]]
-category = "main"
-description = "Python 2 and 3 compatibility utilities"
-name = "six"
-optional = false
-python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*"
-version = "1.15.0"
-
-[[package]]
-category = "main"
-description = "Python Library for Tom's Obvious, Minimal Language"
-name = "toml"
-optional = false
-python-versions = ">=2.6, !=3.0.*, !=3.1.*, !=3.2.*"
-version = "0.10.2"
-
-[[package]]
-category = "main"
-description = "HTTP library with thread-safe connection pooling, file post, and more."
-name = "urllib3"
-optional = false
-python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*, <4"
-version = "1.25.11"
-
-[package.extras]
-brotli = ["brotlipy (>=0.6.0)"]
-secure = ["pyOpenSSL (>=0.14)", "cryptography (>=1.3.4)", "idna (>=2.0.0)", "certifi", "ipaddress"]
-socks = ["PySocks (>=1.5.6,<1.5.7 || >1.5.7,<2.0)"]
-
-[[package]]
+description = "jq is a lightweight and flexible JSON processor."
 category = "main"
-description = "The comprehensive WSGI web application library."
-name = "werkzeug"
-optional = false
-python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
-version = "1.0.1"
-
-[package.extras]
-dev = ["pytest", "pytest-timeout", "coverage", "tox", "sphinx", "pallets-sphinx-themes", "sphinx-issues"]
-watchdog = ["watchdog"]
-
-[[package]]
-category = "main"
-description = "Makes working with XML feel like you are working with JSON"
-name = "xmltodict"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
-version = "0.12.0"
-
-[[package]]
-category = "main"
-description = "Backport of pathlib-compatible object wrapper for zip files"
-name = "zipp"
-optional = false
-python-versions = ">=3.6"
-version = "3.4.0"
-
-[package.extras]
-docs = ["sphinx", "jaraco.packaging (>=3.2)", "rst.linker (>=1.9)"]
-testing = ["pytest (>=3.5,<3.7.3 || >3.7.3)", "pytest-checkdocs (>=1.2.3)", "pytest-flake8", "pytest-cov", "jaraco.test (>=3.2.0)", "jaraco.itertools", "func-timeout", "pytest-black (>=0.3.7)", "pytest-mypy"]
-
-[metadata]
-content-hash = "33e95ee8b586d1ae0c086c2c84089e818fd619f7f0e6bae73854382695c40ad5"
-python-versions = "^3.6"
-
-[metadata.files]
-certifi = [
-    {file = "certifi-2020.6.20-py2.py3-none-any.whl", hash = "sha256:8fc0819f1f30ba15bdb34cceffb9ef04d99f420f68eb75d901e9560b8749fc41"},
-    {file = "certifi-2020.6.20.tar.gz", hash = "sha256:5930595817496dd21bb8dc35dad090f1c2cd0adfaf21204bf6732ca5d8ee34d3"},
-]
-chardet = [
-    {file = "chardet-3.0.4-py2.py3-none-any.whl", hash = "sha256:fc323ffcaeaed0e0a02bf4d117757b98aed530d9ed4531e3e15460124c106691"},
-    {file = "chardet-3.0.4.tar.gz", hash = "sha256:84ab92ed1c4d4f16916e05906b6b75a6c0fb5db821cc65e70cbd64a3e2a5eaae"},
-]
-click = [
-    {file = "click-7.1.2-py2.py3-none-any.whl", hash = "sha256:dacca89f4bfadd5de3d7489b7c8a566eee0d3676333fbb50030263894c38c0dc"},
-    {file = "click-7.1.2.tar.gz", hash = "sha256:d2b5255c7c6349bc1bd1e59e08cd12acbbd63ce649f2588755783aa94dfb6b1a"},
-]
-cssselect = [
-    {file = "cssselect-1.1.0-py2.py3-none-any.whl", hash = "sha256:f612ee47b749c877ebae5bb77035d8f4202c6ad0f0fc1271b3c18ad6c4468ecf"},
-    {file = "cssselect-1.1.0.tar.gz", hash = "sha256:f95f8dedd925fd8f54edb3d2dfb44c190d9d18512377d3c1e2388d16126879bc"},
-]
-dataknead = [
-    {file = "dataknead-0.2.0.tar.gz", hash = "sha256:4c8358267efd37a09cecfca7de3ba042fac4a8db8067a10edb5d2a4a98a9f179"},
-]
-flask = [
-    {file = "Flask-1.1.2-py2.py3-none-any.whl", hash = "sha256:8a4fdd8936eba2512e9c85df320a37e694c93945b33ef33c89946a340a238557"},
-    {file = "Flask-1.1.2.tar.gz", hash = "sha256:4efa1ae2d7c9865af48986de8aeb8504bf32c7f3d6fdc9353d34b21f4b127060"},
-]
-idna = [
-    {file = "idna-2.10-py2.py3-none-any.whl", hash = "sha256:b97d804b1e9b523befed77c48dacec60e6dcb0b5391d57af6a65a312a90648c0"},
-    {file = "idna-2.10.tar.gz", hash = "sha256:b307872f855b18632ce0c21c5e45be78c0ea7ae4c15c828c20788b26921eb3f6"},
-]
-importlib-metadata = [
-    {file = "importlib_metadata-2.0.0-py2.py3-none-any.whl", hash = "sha256:cefa1a2f919b866c5beb7c9f7b0ebb4061f30a8a9bf16d609b000e2dfaceb9c3"},
-    {file = "importlib_metadata-2.0.0.tar.gz", hash = "sha256:77a540690e24b0305878c37ffd421785a6f7e53c8b5720d211b211de8d0e95da"},
-]
-isodate = [
-    {file = "isodate-0.6.0-py2.py3-none-any.whl", hash = "sha256:aa4d33c06640f5352aca96e4b81afd8ab3b47337cc12089822d6f322ac772c81"},
-    {file = "isodate-0.6.0.tar.gz", hash = "sha256:2e364a3d5759479cdb2d37cce6b9376ea504db2ff90252a2e5b7cc89cc9ff2d8"},
-]
-itsdangerous = [
-    {file = "itsdangerous-1.1.0-py2.py3-none-any.whl", hash = "sha256:b12271b2047cb23eeb98c8b5622e2e5c5e9abd9784a153e9d8ef9cb4dd09d749"},
-    {file = "itsdangerous-1.1.0.tar.gz", hash = "sha256:321b033d07f2a4136d3ec762eac9f16a10ccd60f53c0c91af90217ace7ba1f19"},
-]
-jinja2 = [
-    {file = "Jinja2-2.11.2-py2.py3-none-any.whl", hash = "sha256:f0a4641d3cf955324a89c04f3d94663aa4d638abe8f733ecd3582848e1c37035"},
-    {file = "Jinja2-2.11.2.tar.gz", hash = "sha256:89aab215427ef59c34ad58735269eb58b1a5808103067f7bb9d5836c651b3bb0"},
-]
-jq = [
+files = [
     {file = "jq-0.1.8-cp27-cp27m-macosx_10_9_x86_64.whl", hash = "sha256:32594d48f3b82162e0fcd5a45c2fa01a131cb7ddb37c5bc6a728f7dfa4c0b332"},
     {file = "jq-0.1.8-cp27-cp27m-manylinux1_i686.whl", hash = "sha256:3beafab70917345e9a74abae9a722a94df4dce085e38b5109de7a0b8882cbcde"},
     {file = "jq-0.1.8-cp27-cp27m-manylinux1_x86_64.whl", hash = "sha256:927bb90a6f0ff6cda94d37c439357007c2697efd5f790eb1d6d5f6b2c3057104"},
@@ -371,11 +218,35 @@ jq = [
     {file = "jq-0.1.8-pp36-pypy36_pp73-manylinux2010_x86_64.whl", hash = "sha256:a5cc15b51c68daceebdf82812f790d03f0124f85d8f9928a1b83969747cc28f6"},
     {file = "jq-0.1.8.tar.gz", hash = "sha256:9b6bb376237133080185ab556ca2a724e8be5b31946eb2053d4a1f17ae9df9a8"},
 ]
-jsonpickle = [
+
+[[package]]
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+python-versions = ">=3.6"
+files = [
     {file = "zipp-3.4.0-py3-none-any.whl", hash = "sha256:102c24ef8f171fd729d46599845e95c7ab894a4cf45f5de11a44cc7444fb1108"},
     {file = "zipp-3.4.0.tar.gz", hash = "sha256:ed5eee1974372595f9e416cc7bbeeb12335201d8081ca8a0743c954d4446e5cb"},
 ]
+
+[package.extras]
+docs = ["jaraco.packaging (>=3.2)", "rst.linker (>=1.9)", "sphinx"]
+testing = ["func-timeout", "jaraco.itertools", "jaraco.test (>=3.2.0)", "pytest (>=3.5,!=3.7.3)", "pytest-black (>=0.3.7)", "pytest-checkdocs (>=1.2.3)", "pytest-cov", "pytest-flake8", "pytest-mypy"]
+
+[metadata]
+lock-version = "2.0"
+python-versions = "^3.6"
+content-hash = "370db772f849cedc0bba5254992f39cebb45ae691146027ba5a9617b1876d3d0"
diff --git a/pyproject.toml b/pyproject.toml
index 22946f4..2b06fa6 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -11,7 +11,7 @@ requests = "^2.21"
 pyquery = "^1.4"
 lxml = "^4.3"
 xmltodict = "^0.12.0"
-redis = "^3.2"
+redis = "^4.3"
 Flask = "^1.0"
 jsonpickle = "^1.1"
 jq = "^0.1.6"