Merge pull request #382 from mauler/feature-views-improvement

Fixes the use of template_name
Update Django version to 1.5.10
Improves views of flatpages.
Merge pull request #383 from jeanmask/stable/0.2.x

Improves views of flatpages.
Upgrade grappelli version
Fix coverage version
Add new feature to show any flatpage in all django sites.
Upgrade grappelli version
Fix coverage version
Merge pull request #384 from jeanmask/stable/0.2.x

Add new feature to show any flatpage in all django sites.
Fixes haystack search
Merge branch 'fix-haystack-search' into sandbox