libxo-1.7.0

• New experimental feature: filters: allow xpath-like filtering of output (--enable-filters)
• doc: add docs for map and map-file options
• add xo_dbg macro and "debug" flag
• Add "fullpath" encoder
• Add cirrus-ci config (w/ FB13)
• Add options support to @fullPath; add "slax" option; make @fullPath notice "slax" and "pretty" flags
• Add retain description and docs for xo_emitr()
• Add rules for instruments (profiling)
• Add test driver for map-file option
• add XOEF_NO_RETAIN for blocking "retain"
• Added NOTE on lack of variable widths
• testing: drop the UTF8 flag before emitting, since we don't know want output to be different based on $LANG
• Implement the map and map-file options; fix bug with XO_FAILURE_NAME only used if in DTRT mode
• Let xo_set_style_name handle encoders; add xo_isset_flags; add some missing xo_default calls
• Make explicit type xo_off_t for offsets (ssize_t)
• Merge branch 'chimera-linux-portability' into develop
• Merge branch 'xpath' into develop
• Merge pull request #83 from Juniper/ydnath-patch-1
• Return to "%pure-parser", since we're becoming yacc-only
• Update .travis.yml
• Update test cases
• Use "@"s to quiet build output
• Use _POSIX_HOST_NAME_MAX; ensure hostname is nul-terminated
• Use gmtime instead of localtime for core/test_13
• add "freebsd" to regression platforms
• add "lsxo" test
• add BASH (for run-tests.sh)
• add WARNINGS
• add XO_SHAREDIR
• add clean-local target
• add libxo(7)
• add more tests
• add tolower/upper functions
• add xo_buf_append_str_val and xo_buf_append_val to return base of appended string
• add xo_buf_make_small_room and xo_buf_has_small_room
• add xo_emitr(); flag XOF_RETAIN* flags correctly; make first attempt at UTF8 optimization
• avoid "%p" in debug messsages
• avoid skipping past the end of string when xo_format_string_direct is called with a longer len/max that the length of the string
• fix llu/lld warnings
• drop 'line' variable (unused)
• fix bug w/ codepoints spanning reads
• fix doc bugs
• fix inline issue
• fix man page escapes
• fix typo: "one of more"
• fix xo_ustrncasecmp return code
• https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=269270 patch ( Pavel Timofeev timp87@gmail.com)
• make our own XO_PRINTFLIKE to avoid conficts
• make xo_dbg_v, a varadic version of xo_dbg
• make xo_warn_hcv public so xo_xparse.c can use it
• man: add docs for map and map-file; add missing info for colors and encoders
• minor cleanup
• move UNUSED to xo_private.h
• portability fixes
• rename libxo/xo_csv.7