Less strict testgpu tests for GLES.
Less strict testgpu tests for GLES.

svn path=/trunk/libavg/; revision=9395

th3infinity/libavg,th3infinity/libavg,libavg/libavg,scotty007/libavg,scotty007/libavg,th3infinity/libavg,libavg/libavg,scotty007/libavg,hoodie/libavg,hoodie/libavg,scotty007/libavg,libavg/libavg,yyd01245/libavg,th3infinity/libavg,yyd01245/libavg,hoodie/libavg,yyd01245/libavg,yyd01245/libavg,libavg/libavg,hoodie/libavg