fix objects renaming
Adding keywords in the PageEditor is fixed. Uses is_link and title of keyword
Updates in objects and widgets of keywords
Updates in Content widget
Updates in the Page widget
Upfates in the PagePreview widget
Updates in widgets the Part and the PartPreview
Added the default file for etalon of javascripts and css
Updates in the contents for testing
Changes in the tile style of the admin explorer
Changed the navigation URL according to pages  to  "/&page=page_number"
Updates in PagePrevNavigation widget
Added micro clearfix for the Boolive layout
Changes in ordering of the some objects
Merge branch 'origin/develop'