Docs: Changelog & API docs corections for CKEditor 4.4.6.
Fixed incorrect ticket links in the changelog.
Updated language files.
Final version of the 4.4.6 changelog.
Fixed ignoring Gruntfile.js after it has been renamed.
JSCS and JSHint fixes in tests/.
JSCS and JSHint fixes in tests/.
JSCS and JSHint fixes in tests/core/.
JSCS and JSHint fixes in tests/core/.
JSCS and JSHint fixes in tests/core/.
JSCS fixes in plugins till dialog.

Conflicts:
	plugins/a11yhelp/plugin.js
	plugins/contextmenu/plugin.js
JSCS and JSHint fixes in tests/core/dom/.
JSCS fixes in plugins till iframe.
JSCS and JSHint issues in tests/core/editable/.
JSCS and JSHint issues in tests/core/.
JSCS and JSHint issues in tests/core/.
JSCS and JSHint issues in tests/plugins/.
JSCS and JSHint issues in tests/plugins/.
JSCS and JSHint issues in tests/plugins/.
JSCS and JSHint issues in tests/plugins/.