TextInput: fix for TextFieldTextEditor not being selected on focus in
NumericStepper: selects text input on focus in
LayoutGroup Item Renderers: added commitLayout() function for better updating of layout data
BitmapFontTextRenderer: fix for alignment when 1) using maxWidth and when 2) neither maxWidth nor width are set (closes #738)
LayoutGroup: implemented setChildIndex(), swapChildrenAt() and sortChildren() for proper reordering of children in layout (closes #737)
LayoutGroup Item Renderers: changed commitLayout() to preLayout() and added new postLayout()
Merge branch 'master' of https://github.com/joshtynjala/feathers