ADD: Missing premake.lua for TextDemo.
ADD: Missing premake.lua for TextDemo.

cbeck88/cegui-mirror,cbeck88/cegui-mirror,cbeck88/cegui-mirror,cbeck88/cegui-mirror,RealityFactory/CEGUI,RealityFactory/CEGUI,arkana-fts/cegui,arkana-fts/cegui,arkana-fts/cegui,arkana-fts/cegui,arkana-fts/cegui,RealityFactory/CEGUI,cbeck88/cegui-mirror,RealityFactory/CEGUI,RealityFactory/CEGUI