shaders are properly compiled even when shaders/compiled directory does not exist - fixes #483
shaders are properly compiled even when shaders/compiled directory does not exist - fixes #483

JakubLukas/LumixEngine,dreamsxin/LuxEngine,galek/LumixEngine,zhouxh1023/LumixEngine,JakubLukas/LumixEngine,dreamsxin/LuxEngine,galek/LumixEngine,gamedevforks/LumixEngine,zhouxh1023/LumixEngine,JakubLukas/LumixEngine,gamedevforks/LumixEngine