Fix a case that keyboard change from keyboard with auto-completion to a one without that leads to misplacing the avoiding view
Merge pull request #7 from ikesyo/fix-for-autocompletion-keyboard

Fix a case that keyboard change from keyboard with auto-completion to a one without that leads to misplacing the avoiding view
Bumping version to 1.2
Fixed avoiding for keyboards with different height
Fixed bug where screen size could be miscalculated
Rejigged logic for ios7/8 notification differences
Reapplied avoiding when keyboard changes height
redefined the interface - deprecated some methods
Finished update of interface
Updated readMe
Update README.md
New interface, new version number: 2.0