Merge pull request #228 from andmar1x/master

Fixed shader error: '*' does not operate on 'int' and 'vec2' in PostProcess.glsl
Added contributor credit.
Added function in LuaScript subsystem to disable console input execution.
Travis CI: API documentation update at 2014-03-04 17:27:35 UTC.
[ci package]
Added Lua version of ConsoleInput sample.
Fixed comment.
Don't export LuaScript to Lua API, make SetExecuteConsoleCommands GetExecuteConsoleCommands as global functions.
Travis CI: API documentation update at 2014-03-05 04:33:15 UTC.
[ci package]
For Travis CI - use rsync for sync-ing readme and license files.
[ci skip]
Minor comment update on Lua samples. [ci skip]
For Travis CI - do not set ENABLE_TESTING build option when packaging.
Also hide grid when rendering editor's camera preview. [ci skip]
Fix the directory name. [ci skip]
Fix Editor crash when inspecting Drawable2D attributes.
[ci skip]
Fix inspecting AnimatedSprite2D & ParticleEmitter2D attrs in Editor.
Fixed hot spot error in Y axis.
Added mention of the Urho2D components to Rendering page.
Register 2D library after 3D graphic library is registered.
Changelog for upcoming release.