Fix: Allowing profile update even if template was removed

(ActionItem2744)
Fix search and index of classes with scopes
Support plugin model as a asset class
Use apache archive
Use https for google maps api
Rescue and notify exceptions in feed-updater and delayed_job
Merge commit 'refs/merge-requests/349' of git://gitorious.org/noosfero/noosfero into merge-requests/349
Merge commit 'refs/merge-requests/353' of git://gitorious.org/noosfero/noosfero into merge-requests/353
Merge commit 'refs/merge-requests/354' of git://gitorious.org/noosfero/noosfero into stable
Merge commit 'refs/merge-requests/356' of git://gitorious.org/noosfero/noosfero into stable
Merge commit 'refs/merge-requests/357' of git://gitorious.org/noosfero/noosfero into stable
Fixing location test and also requiring https
Merge commit 'refs/merge-requests/360' of git://gitorious.org/noosfero/noosfero into merge-requests/360
Moving delayed job changes to a monkey patch
Removing mistake on delayed_job monkey patch
Bumping version 0.44.3
Updating public error pages