Merge pull request #12 from tichise:feature/cocoapods

Remove CocoaPods files

Merge pull request #11 from tichise/feature/support-sp

Support Swift Package

Merge pull request #8 from tichise/design

erase the last separator

update version

Merge pull request #7 from tichise/swift5.0

change swift version from 4.2 to 5.0

Merge pull request #6 from tichise/fix

Fix README

Merge pull request #5 from tichise/fix

fix Package

Merge pull request #4 from tichise/xcode10

Support for xcode 10 & swift 4.2 compatible

Add Package.swift

Update version