Need to add Null renderer's premake.lua to Makefile.am so make dist includes it.
Need to add Null renderer's premake.lua to Makefile.am so make dist includes it.

--HG--
branch : v0-7

cbeck88/cegui-mirror-two,cbeck88/cegui-mirror-two,cbeck88/cegui-mirror-two,cbeck88/cegui-mirror-two,cbeck88/cegui-mirror-two