Merge remote-tracking branch 'origin/master' into 1.0.0-dev
added entitypool example
Update version number to 0.9.11
[#294] Fix rendering of nested containers.
Update CHANGELOG
change to the repeat functionality, for when no-repeat is set
[#310] (quick) fixed `hWidth` and `hHeight` not being updated when the frame size is different

Also fixed the union function that was not as well updating these two
properties
Sync'ed with Master
Sync'ed with the 1.0.0-dev branch