Issue #2037847 by droplet: Join position string together.
Issue #2161763 by Wim Leers, sun: Remove unnecessary drupalSettings.editor.getUntransformedTextURL setting.
Issue #2161759 by Wim Leers, sun: Remove unused drupalSettings.ckeditor.modulePath setting.
Issue #2170205 by Wim Leers: Minor clean-up of EditLoadingTest (discovered by backporting).
Issue #2160895 by jhodgdon, InternetDevels: Remove $reindex param in search_reindex().
Revert "Issue #2161397 by dawehner, Crell: Update to Symfony 2.4.1."

This caused a conflict in the language objectification patch. Postponing.

This reverts commit 9e017ada4f9cf83726658098b983f8323f167787.