Merge pull request #29 from HeroesGrave/master

Fixed for enum namespacing change
Bump version number
Merge pull request #30 from tomaka/master

Bump version number
Avoid warning; tuple_indexing now part of language.
Merge pull request #32 from serpis/fix_warning

Avoid warning; tuple_indexing now part of language.
Bumped version number
Added license, bumped version and renamed cargo package
Fixed travis links
fix for opt-in `Copy`