v2.7
updated ingored files
remove automake conditional cc_is_gcc and default -Wall. Users can set this in their CFLAGS when running ./configure.
added tests using check
refactor regression tests into separate executables add failing test for single sections with titles, found by Josh Kropf
Add failing test for include() when parsing a buffer. From Carlo.
added test case for new section option CFGF_NO_TITLE_DUPES
Add failing test for printing values with double quotes and backslashes.
look for test config files in source directory, allows out-of-tree builds, patch from Diego Petteno
Fix lexer match problem with unquoted strings ending in a slash. Reported by Sylvain Bertrand.