Merge pull request #32 from vanvo/master

Support SPM

Merge pull request #29 from Econa77/feature/clean-codes

Cleanup documents and add UIColor support

Merge pull request #30 from kazuhiro4949/feature/optional_operator

add operator for optional

Merge pull request #27 from salguodnz/master

minor typos fixes, a potential optional addition,  and some more example usage

Merge pull request #26 from shtnkgm/feature/swift5

Supporting Swift 5.0

Merge pull request #25 from erikstrottmann/swift-4.2

Add support for Swift 4.2

Update StringStylizer.podspec

Update StringStylizer.podspec

Merge pull request #20 from kazuhiro4949/feature/attachment

Utilize NSTextAttachment

Merge pull request #15 from kazuhiro4949/swift4Test

Supporting Swift4 to Unit Test