Fix percent encoding of space character in site URL. See Issue 421

git-svn-id: http://textpattern.googlecode.com/svn/development/4.x@5887 2fea6a4d-a838-0410-917b-93a53c48e9d2
Improvements to jQuery UI theme RTL support

git-svn-id: http://textpattern.googlecode.com/svn/development/4.x@5888 2fea6a4d-a838-0410-917b-93a53c48e9d2
Fix error message colour on password reset failure

git-svn-id: http://textpattern.googlecode.com/svn/development/4.x@5890 2fea6a4d-a838-0410-917b-93a53c48e9d2
Remove 2 duplicate rules in jQuery Ui theme

git-svn-id: http://textpattern.googlecode.com/svn/development/4.x@5891 2fea6a4d-a838-0410-917b-93a53c48e9d2
Update jquery.js
Fix symlinks in multi site directory

Fixes #424

git-svn-id: http://textpattern.googlecode.com/svn/development/4.x@5893 2fea6a4d-a838-0410-917b-93a53c48e9d2