Using NS_ENUM for better Swift support
Merge pull request #14 from nxtlab/master

Using NS_ENUM for better Swift support
fix: xcode warnings for Enum fields
Update README.md
generated .m's hash code fix #15
Travis-CI:xctool
Generated bag on @property #18

fix #18
code clean
Fixed leak of dynamically-allocated data.
Merge pull request #20 from jroersma/memory-leak-fix

Fixed leak of dynamically-allocated data.
Update podspec #19
Update README.md