Updated readme
Updated readme

burczyk/XcodeSwiftSnippets,DanielAsher/XcodeSwiftSnippets,DanielAsher/XcodeSwiftSnippets,bluesea/XcodeSwiftSnippets,gerram/XcodeSwiftSnippets,gerram/XcodeSwiftSnippets,burczyk/XcodeSwiftSnippets,DanielAsher/XcodeSwiftSnippets,gerram/XcodeSwiftSnippets,bluesea/XcodeSwiftSnippets,aiqiuqiu/XcodeSwiftSnippets,bluesea/XcodeSwiftSnippets,aiqiuqiu/XcodeSwiftSnippets,sanghavan/XcodeSwiftSnippets,aiqiuqiu/XcodeSwiftSnippets,sanghavan/XcodeSwiftSnippets,sanghavan/XcodeSwiftSnippets