Fix several cases for `indent-new-comment-line' (M-j)
lua-search-documentation: fix 'foo.bar' lookups broken when making '.' punctuation
should-lua-indent: accept strings rather than lists to simplify writing tests
Add lua-rx/-to-string wrappers to simplify writing Lua-specific regexps
Fix cl-lib dependency for Emacs23 tests
Fix font-locking of functions with underscores (issue #63)
Bump tests: fix some, move expected failures to separate test cases