Use a less invasive case_compare type extraction from the context
Reactivate some test which pass
Implement the no case directive for the symbols parser
Remove the development target
Simplified the case sensitive/insensitive helpers
Fix the char encoding specific generators for all the string literal
parsers
Add the char_set and char_range parser
Add support for char sets and char ranges
Add as_parser templates to handle on char strings as char_ instead of
literal_string
Corrected the seperation of the literal string from their sizes in the
any_char operator()
Reactivated all the char set tests
Merge pull request #60 from teajay-fr/bugfix/lit_encoding

Fix the char encoding specific generators for all the string literal
Merge pull request #61 from teajay-fr/feature/char_sets

Feature/char sets
Merge branch 'x3-devel' of https://github.com/boostorg/spirit into feature/x3_no_case

Conflicts:
	include/boost/spirit/home/x3/string/literal_string.hpp

Finalized the no_case handling based on the corrected encoding handling
Improved the formating