Expose the clear button inside IBATextField
WIP - deactivate the inputRequestor when the pop over is dismissed, allow pressing the clear button. Working on presentation location
Removed hidden cell cache
ARC enabled in Xcode settings Xcode schemes shared
ARC Conversion (1/2) - Main framework files converted to ARC.
ARC Conversion (2/2) - Unused files and variables removed. SynthesizeSingleton macro replaced with dispatch_once implementation.
Updated the project indent width.
Updated source files indentation
Revert "Removed hidden cell cache"

This reverts commit f304bf71f3d79e27f33e4b7c659684431f35554a.

Conflicts:
	library/headers/IBAForms/IBAFormFieldCell.h
	library/headers/IBAForms/IBAFormViewController.h
	library/src/forms/controllers/IBAFormViewController.m
Revert "Importing some behaviour from IBA-master https://github.com/ittybittydude/IBAForms/commit/4fe5842e9fd9bb5574d149a9a185be45fe81fd87"

This reverts commit 9adb3a8a8168cb58f1f361de3655d811cc9f86a0.

Conflicts:
	library/headers/IBAForms/IBAFormViewController.h
	library/src/forms/controllers/IBAFormViewController.m