Echo.Utils.deepEqual method added
[Echo.Canvas] updateLayout method added
[Echo.Canvas] re-initialize app when any app property changed (not only config)
CR fixes
[Echo.Canvas] test cases for updateLayout added
[Echo.Utils] test cases for deepEqual added
Docs for Echo.Utils.deepEqual added
[Echo.Canvas] docs for updateLayout added
Minor fixes
[Echo.Canvas] one more test case added for updateLayout metho
Update docs