[GLES2] Moved Fog to Fragment Shader in FPE (not sure it's a good idea perfomance-wise)
[GLES2] Moved Fog to Fragment Shader in FPE (not sure it's a good idea perfomance-wise)

ptitSeb/gl4es,ptitSeb/gl4es,ptitSeb/glshim,ptitSeb/gl4es,ptitSeb/glshim,ptitSeb/gl4es,ptitSeb/glshim,ptitSeb/glshim