Add a test for vardiac templates
Add a static_assert when trying to use returns<void>
Add tests for comma overloading
Add a more robust way for checking valid expressions
Remove the tick_valid macro, instead make the query operations template aliases
Update docs with new style
Add more tests for decltype style of traits
Use a faster implementation of base_traits
Remove deprecated function
Add acknowldegements
Update introductory documentation
Member requires now needs parens for return type
Use classed instead bool template parameters
Update tests for member requires
Update the requires macro so it will work better with overloading
Update docs
Update README
Merge branch 'master' into gh-pages