updated setup.py to remove dependancy_links

setup.py

@@ -137,37 +137,6 @@ def is_exe(fpath):
 HTTPS_REQUIREMENT = re.compile(
     r'^-e (?P<link>.*).+#(?P<package>.+)-(?P<version>\d(?:\.\d)*)$')
 install_requires = []
-dependency_links = []
-
-for requirement in (
-        l.strip() for l in open('requires.txt') if not l.startswith("#")):
-    match = REPO_REQUIREMENT.match(requirement)
-    if match:
-        assert which(match.group('vcs')) is not None, \
-            ("VCS '%(vcs)s' must be installed in order to "
-             "install %(link)s" % match.groupdict())
-        install_requires.append("%(package)s==%(version)s" % match.groupdict())
-        dependency_links.append(match.group('link'))
-        continue
-
-    if requirement.startswith("https"):
-        install_requires.append(requirement)
-        continue
-
-    match = HTTPS_REQUIREMENT.match(requirement)
-    if match:
-        install_requires.append("%(package)s>=%(version)s" % match.groupdict())
-        dependency_links.append(match.group('link'))
-        continue
-
-    install_requires.append(requirement)
-
-if major == 2:
-    install_requires.extend(['web.py>=0.37',
-                             'xlwt>=0.7.4',
-                             'matplotlib-venn>=0.5'])
-elif major == 3:
-    pass
 
 cgat_packages = find_packages()
 cgat_package_dirs = {'cgat': 'cgat'}
@@ -317,7 +286,6 @@ def is_exe(fpath):
     },
     # dependencies
     install_requires=install_requires,
-    dependency_links=dependency_links,
     # extension modules
     ext_modules=extensions,
     cmdclass={'build_ext': build_ext},