Document $.pref

git-svn-id: http://svg-edit.googlecode.com/svn/trunk@2683 eee81c28-f429-11dd-99c0-75d572ba1ddd
Further documenting of $.pref

git-svn-id: http://svg-edit.googlecode.com/svn/trunk@2684 eee81c28-f429-11dd-99c0-75d572ba1ddd
JSLint locale.js

git-svn-id: http://svg-edit.googlecode.com/svn/trunk@2685 eee81c28-f429-11dd-99c0-75d572ba1ddd
Change group to group_elements (though keep duplicate group under old name in case it is supposed to have a different function)

git-svn-id: http://svg-edit.googlecode.com/svn/trunk@2686 eee81c28-f429-11dd-99c0-75d572ba1ddd
Rename PNG files accordingly

git-svn-id: http://svg-edit.googlecode.com/svn/trunk@2687 eee81c28-f429-11dd-99c0-75d572ba1ddd
Allow for "Make (hyper)link" tooltip to show through

git-svn-id: http://svg-edit.googlecode.com/svn/trunk@2688 eee81c28-f429-11dd-99c0-75d572ba1ddd