Fix tests and lints
Fix more tests
$element, not $
Revert "VE-538: use stringhelper.ucFirst."

This reverts commit e838f25e0fd4553a2fbf7a1259f953a37615a28c.
"require" is not being used in ve.ce.wikiaExample.js anymore
Cleanup after upstream sync
Remove ve.ui.PagedLayout tests (PagedLayout doesn't exist anymore in upstream).
Fix unit tests for Wikia CE nodes (includes some minor refactoring of ve.ce.GeneratedContentNode).
Fix ve.ce.ContentBranchNode tests (setup is not called for ve.ce.GeneratedContentNode anymore).
Better naming of variables
Revert debugging comments in test cases
Merge pull request #2557 from Wikia/ve-fix-ce-nodes

VE-770: fix VE unit tests for CE nodes
Merge pull request #2745 from Wikia/ve-fix-tests

VE-559