Initial commit
Swift Tour.
Merge branch 'master' of https://github.com/DonLiangGit/Swift_Glimpse
Swift tour
Add Control flow
Update functions
Updated functions
Finished functions and closure
Update Obejcts and class
Finished Object section Optional value left
 Finishing Swift Tour but got ? on Generics
Finishing extension
Swift Tour all done
Todo List using Swift not done yet
Delete UserInterfaceState.xcuserstate
Delete project.pbxproj
Delete xcschememanagement.plist
Delete Swift TaskList.xcscheme
Delete Breakpoints_v2.xcbkptlist
Delete TaskManager.swift
Delete SecondViewController.swift