Fix table lines height
Use description attribute if available for GPX serialization
Add nice default configuration for TinyMCE
Increase multiple selects height
Fix form tabs apparence for 1024px screens (ref #744, #902)
Remove trailing spaces
Reduce list left menu for 1024px screens (ref #744, #902)
Hide delete from add form in many-to-many
Store form helper at instance level (ref #712, #879)
Show modify button as disabled in detail page
Fix overlap between map controls and label (fixes #883)
Reduce labels width in forms
Merge branch 'mapentity-0.20' into mapentity

Conflicts:
	mapentity/__init__.py
	mapentity/forms.py
	mapentity/templates/mapentity/base.html