Speed optimizations in layoutSubviews. Moreover, textLabel height now…

… fits its font.lineHeight

Changed delegate / datasource API to avoid conflict with Apple privat…

…e API. Back to standard xcodeproj easy to integrate in your Xcode4 workspace. Fixed scrollbar cosmetic bug.

Bug fixes

OHGridView embedded in static framework

Added selection management and background view

Renamed OHGridView

First release