New features
[c2e4b58] Deprecated the form theme shortcuts (@javiereguiluz)
[571cbb7] Deprecated some options related to forms (@javiereguiluz)
[450493a] Deprecated the feature to override templates by convention (@javiereguiluz)
[28e18dd] Deprecated the colo_scheme feature (@javiereguiluz)
Bug fixes
[da68b84] Fixed the context menu selection loss (@666mon)
[55ad965] Fixed a FormTypeExtensionInterface deprecation (@javiereguiluz)
[8b0eab6] Updated the WYSIWYG tutorial to use FOS CKEditor (@javiereguiluz)
[8cc2d0e] Maintained the selected menu when making an empty search (@javiereguiluz)
[5111f7c] Strip HTML tags from flash messages (@javiereguiluz)