Fix method name in throw statement
Merge pull request #230 from OpenGeoscience/fix-method-name

Fix method name in throw statement
Adding infrastructure for building ui components
Added working, but ugly zoom slider
Added some data for icons
Styled zoom slider
Implemented clicking on the track of the zoom slider
Added docstrings for the slider widget code
Added a basic test of the zoom slider
Remove slider background
Making the controls a bit bigger
Easing on zoom in/out
Added a transition effect for clicking on the track
Added a contrast transition in slider
Installing web deps with bower
Enable custom interpolation for animated zoom/pan
Resetting map center on zoom
Added a d3 plane feature and map interactor selection ui
Merge branch 'feature-style-constants' into merged
Merge branch 'ui-controls' into merged