left margin handling changed

- same as width

git-svn-id: http://plugins.svn.wordpress.org/standard-widget-extensions/trunk@983714 b8457f37-d9ea-0310-8a92-e5e31aec5664
added a handler for Ajax themes

- introduced swe.reloadHandler()

git-svn-id: http://plugins.svn.wordpress.org/standard-widget-extensions/trunk@983715 b8457f37-d9ea-0310-8a92-e5e31aec5664
1.6 RC

- added two options (float_attr_check_mode/float_attr_check_mode2)
- readme.txt updated

git-svn-id: http://plugins.svn.wordpress.org/standard-widget-extensions/trunk@983716 b8457f37-d9ea-0310-8a92-e5e31aec5664
Version 1.6

git-svn-id: http://plugins.svn.wordpress.org/standard-widget-extensions/trunk@983717 b8457f37-d9ea-0310-8a92-e5e31aec5664
Merge remote-tracking branch 'origin/master'