add some space around zoomed in radius
Merge branch 'development' into map-zoom
added midpoint model to refactor zoom functionality
Merge branch 'development' into map-zoom
added draw circle funciton to midpoint model
only redraws the circle if radius is changed
no longer draws initial circle
fixed circle no show bug
fixed merge conflicts
refactored MidpointModel tests
zoom now changes with radius on venues view
Merge branch 'development' of github.com:thejennywang/bunch into development
Merge branch 'map-zoom' into development