Started 4.3 development.
Updated CKEditor submodule HEAD.
Updated CKEditor submodule HEAD.
Updated submodules HEADs.
Merge branch 'master' into major

Conflicts:
	build.sh
Let's have the version number in lower case.
Added languages plugin to full to full presets.
Languages plugin got renamed.
Updated ckeditor submodule HEAD.
Incremented CKBuilder version so it supports beta meta tags in samples.
Updated CKEditor submodule HEAD.
Updated CKEditor submodule HEAD.
Started 4.3 final development.
CKBuilder version updated to 1.7.2 in build.sh
Updated CKEditor submodule HEAD.
Updated SCAYT and WSC submodules' HEADs.
Updated CKEditor submodule HEAD.
Updated CKEditor submodule HEAD.
Updated CKEditor submodule HEAD.
Updated CKEditor submodule HEAD.