Fix uniform access and warnings for arrays and UBOs

• Fix uniform arrays:
  • Can now be accessed using just "uArray" instead of the previous workaround "uArray[0]"
  • No longer cause false unset uniform warnings
• Usage of UBO parameters in shaders no longer cause false unset uniform warnings
• Closes issue #105 (closed)

changed milestone to %0.9

mentioned in commit 86db89b0

merged