Update Backbone.js to 0.9.10. props aaronholbrook, fixes #23262.



git-svn-id: http://core.svn.wordpress.org/trunk@23375 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Update to Services_JSON 1.0.3. props bpetty. fixes #21568.



git-svn-id: http://core.svn.wordpress.org/trunk@23376 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Stop recommending the init hook in the _doing_it_wrong() message for too-early scripts and styles. Instead, recommend the three _enqueue_scripts hooks. If they're noticing they are doing it wrong, let's push them to 100% correct, not partly correct.

see #22896.



git-svn-id: http://core.svn.wordpress.org/trunk@23377 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Do not allow accidental or negligent deregistering of critical scripts in the admin. (Defined for now as jQuery and jQuery UI.) Show minimal remorse if the correct hook is used. see #22896.



git-svn-id: http://core.svn.wordpress.org/trunk@23378 1a063a9b-81f0-0310-95a4-ce76da25c4cd