Add storyboard and VVCRowSelectorController.h/m files
Structure basic workflow for VVCRowSelectorController
Make the calling view controller displays the selected items
Add the ability to set the preselected indexes

And also expose the selectedIndexSet in the header file but keep the tracked mutable index set private.
Add the ability to use custom table view cell by asking its class from the delegate
Add more sample data so that the table view’s content is longer than the height of the screen
Restructure project

Move example/text XCode projects to Example/ and core files to VVCRowSelectorController/.
Rename project from VVC* to TW*
Merge branch 'release/0.0.1'