automatically select the zone once it's created by the add tool.
automatically select the normal tool once a zone's been created and selected. Fixes #18.
fixed an issue with deleting maps.
removed the add zone tool if you are not the map owner. Fixes #19.
Merge pull request #23 from lordnull/issue-19

Add Zone tool only shown for map owner.
Merge pull request #22 from lordnull/map-delete

Fixed deleting maps
Merge pull request #20 from lordnull/zone-behave

After adding a zone, the zone is selected and tool set to default.
merged master.
Reverted back to angular 1.1.4, fixing issues with the map controller.