AZGradientView is a subClass of UIView for using gradient views in Storyboard
we have two class , the first one is AZHorizontalGradientView and second one is AZVerticalGradientView
AZHorizontalGradientView is a UIView that present a horizontal gradient view this class has 2 property leftColor and rightColor that you can set it in attribute inspector
AZVerticalGradientView is a UIView that present a vertical gradient view this class has 2 property topColor and bottomColor that you can set it in attribute inspector
AZRadialGradientView is a UIView that present a Radial gradient view this class has 2 property internalColor and externalColor that you can set it in attribute inspector
