adding gridspan helper

3.6 release

3.5.2 release.

Defensive coding in update SQL, drop indexes before trying to create …

…them.

Merge remote-tracking branch 'origin/master'

Tweaked content type version checking to ignore point releases.

fix: tmpl directory must be views/fullcalendar...

update xml file dates and remove helpers dir from getid3 as very larg…

…e uneeded files in there

fixed issues in sms form plugin xml manifest