Updating TinyMCE to 4.0.12
change class names according to expected names
add 'isAdmin' to JApplicationCms mock methods
Add support for checking minimum PHP version in XML update stream

This introduces a <php_minimum> tag which should indicate the minimum supported PHP version of an extension
Optimize version_compare check, thanks @dongilbert
Add message if an update is available but unsupported
Changing the router helpers to allow active menu item being selected if it matches current language
If the needle doesn't contain a language or the language is set to "All", return the active menuitem
Merge pull request #2816 from Bakual/FixRouterHelper

Wrong menu item id is assigned to article links when language filter enabled.
Content Languages: prevetn saving White space for url language code and
Language Tag
Restructure PHP version check
Merge remote-tracking branch 'joomla/staging' into phpUpdateLib
Merge pull request #2819 from infograf768/contentlang

Content Languages: prevent saving white spaces for url language code and Language Tag
Prevent saving Content Language Access as Guest
Start fixing code style
Merge pull request #2827 from wilsonge/patch-6

Codestyle
Correcting patch. Thanks Thomas
# [33051] category not prefilled on new article creation from filtered articles
Filter images in JFormFieldImageList

Filter attribute has to be set before field is setup. Otherwise filter would not be used and there are all files from folder in a drop-down
Update imagelist.php

Corrected mistake