Fixed a few issues affecting insets and offsets in orientations other than portrait.
Merge pull request #51 from timvandekamp/master

Fixed a few issues affecting insets and offsets in landscape
Pending further fixes, Revert "Fixed a few issues affecting insets and offsets in orientations other than portrait.", which breaks portrait

This reverts commit 5518a74a0688a071a2d7defec3c0f56da893bfb2.
Fixed a few issues affecting insets and offsets in orientations other than portrait.
Potential fix for insets and offsets for landscape without breaking portrait
Cleaned up prior commits slightly
Updated podspec for 1.2.1
Scroll performance fix
Only set text field return key type if it was set to UIReturnKeyDefault

Closes #54