gwaldron/osgearth — pull request #290 by remoe (2013-02-08 08:10:38+00:00)
Title: Search QT4 only when it is needed

When one build osgEarth with an iOS CMake Toolchain file, then it should not find a MacOSX QT package. This generates warnings on CMake.
QT should only be searched when it is needed.