Initial work on WFS Feedback.

TODO:
Add loading indicator when finished editing geometry.
Move dialogs from issueWFSPost to the origin of the calls and provide more context-specific messages.
Test
Added loading spinner to geometry save, moved error dialogs.
Fixed some bugs.
Made it so that compiled version of MapLoom is uglified.
Updated ol3.
Added local proj4 definitions
Updated EPSG:26716 according to spatialreference.org
- refactored server & layer creation and load
- on load, getcapabilites/fullConfig objects are retrieved and available as soon as map loads.
- tms layers can now be saved and loaded
using uglify only for django_maploom_build_production
Try to enable proj4js, in case it was loaded after ol.
Disable layer editing during conflict mode.
Fixed tab navigation.

Fixed bootstrap modals,
Fixed disabled buttons being selectable through tab,
TODO: Fix dialogService modals.
Replaced loading spinners with loading directive and got rid of escape closing modals.
Include hidden layers for conflict mode fix, add loading indicator for loading servers.
Fixed problem where popovers weren't being updated.
Preserve layer order on load map with async server creation.
Updated MapLoom to support new method of exporting changes as csv.
Added server editing and removal.
Added loading indicators for zoom to extent and add/edit server.
Fixed a few random bugs.