The jquery css is moved to the bottom of inclusion list.

In order to make ui-themes workable, move the jquery.css to the end of list.
It should override any rules that it can override.
Merge branch 'master' of github.com:olegabr/framework into bug-jquitheme
Merge pull request #213 from olegabr/bug-jquitheme

The jquery css is moved to the bottom of inclusion list.