Add support for Objective-C++ files to units.lua
Add support for Objective-C++ files to units.lua

RobertoMalatesta/ProDBG,ashemedai/ProDBG,ashemedai/ProDBG,emoon/ProDBG,emoon/ProDBG,SlNPacifist/ProDBG,SlNPacifist/ProDBG,emoon/ProDBG,v3n/ProDBG,ashemedai/ProDBG,emoon/ProDBG,kondrak/ProDBG,kondrak/ProDBG,v3n/ProDBG,SlNPacifist/ProDBG,RobertoMalatesta/ProDBG,RobertoMalatesta/ProDBG,RobertoMalatesta/ProDBG,v3n/ProDBG,ashemedai/ProDBG,kondrak/ProDBG,v3n/ProDBG,emoon/ProDBG,SlNPacifist/ProDBG,kondrak/ProDBG,kondrak/ProDBG,ashemedai/ProDBG,kondrak/ProDBG,v3n/ProDBG,emoon/ProDBG,ashemedai/ProDBG,SlNPacifist/ProDBG,SlNPacifist/ProDBG,v3n/ProDBG,RobertoMalatesta/ProDBG