Fix wrong sentence in README
Fix version in installation instructions
Expose buttons

This is done for users that might want to further customize the behavior
of the control.

Closes #7
Forward -isFirstResponder

Fixes #6
Bump version to 1.1.1
Fix git tag in podspec
Merge branch 'master' of https://github.com/fphilipe/PHFComposeBarView

Conflicts:
	PHFComposeBarView.podspec