Added iOS 7 images, fixed rounding bugs and made delegate methods optional
Added iOS 7 images, fixed rounding bugs and made delegate methods optional
Added backgroundView and backgroundColor properties
Fixed bug in fading out of background view
Modified WEContainerViewProperties with images instead of image names
Added exception when popover is presented from incorrect view
Fixed animated repositioning bug for popover
Fixed bug with popoverContentSize in WEPopoverController
Added mask corner radius and insets to WEPopoverContainerViewProperties
Merge commit 'f3bbe716ef2354518f8c36313d77d4bd4c975bf4' into HEAD

* commit 'f3bbe716ef2354518f8c36313d77d4bd4c975bf4':
  Added mask corner radius and insets to WEPopoverContainerViewProperties
  Fixed bug with popoverContentSize in WEPopoverController
  Fixed animated repositioning bug for popover
  Added exception when popover is presented from incorrect view
  Modified WEContainerViewProperties with images instead of image names
  Fixed bug in fading out of background view
  Added backgroundView and backgroundColor properties
  Added iOS 7 images, fixed rounding bugs and made delegate methods optional
  Added iOS 7 images, fixed rounding bugs and made delegate methods optional

Conflicts:
	Classes/Popover/WEPopoverController.m
Merge commit 'e493c20c2d0feb78f165c4837b9dea6576c02180'

* commit 'e493c20c2d0feb78f165c4837b9dea6576c02180':
  Fixed bug in fading out of background view
  Added backgroundView and backgroundColor properties
  Added iOS 7 images, fixed rounding bugs and made delegate methods optional

Conflicts:
	Classes/Popover/WEPopoverController.m
cleanup warning