Update pod to 0.2.0

Add info about pod to README

Add podfile

Extract view snapshotting into a separate category on UIView

Set four space indentation for the whole project

Extract setting up display link into a separate method

Add #pragma marks

Extract the calculation of blurred layer's frame out of enableBlurWithAngle:completion:

Fix order of attributes in MotionBlurFilter public interface

Refactor -tick: method to be more readable

Fix wrong blur layer's opacity when FPS isn't equal to 60

Add missing prefixes to properties added to UIView class

Use better comment formatting

Fix not clearing lastPosition property on disableBlur

Change blurLayer's memory policy to OBJC_ASSOCIATION_ASSIGN