[BUG #7216] Updated unit test to make the test compliant to the implementation.
fixed issue with misplaced application namespace
[BUG #7279] new implementation of _analyzeClassDepsNode, with more atomic helpers
increased timeout to fix test in IE9
execute defer before merging class properties
add sample.json
[BUG #7358] Added a unit test to show the issue with nested DOM elements which are cloned.
fix wrong round bracket position
[BUG #7360] Added unit test to make sure the generated URL is compliant to the standard.

- Changed the implementation of the creation of the callback name - it is now a javascript identifier
- Added internal method to support the unit test
undo of reverts (last 8 commits) to have those changes back in the branch (now semantically back at 8686b962d81030c19c393d663b27138aeb3f2243)
Merge branch 'rs_restmodule' of github.com:qooxdoo/qooxdoo into rs_restmodule