Resize only one widget at a time

> Removing logic to have multiple widgets in resize mode
> Making ResizeFrame a touch controller, so that it fits well with
other touch interaction in drag layer
> Chaning the method names in touch controller, so that it do not
overlaps with the default View methods

Change-Id: I85d4dbdfc82d078781adbce137dfaaea59c9c83d
9 files changed