first minimal pass at integrating dave stroud's UI; requires  subdir not in git repo
implement displayGraph so multigraphs now work
populate topics list from config object
more ui integration work
initialize permalinked layers
rename ce-ui dir to ceui
remove long-standing console.log('building a vertical axis section')
reset all layers to full opacity, undisplayed, when changing topics
switch to USGS NLCD WMS
initialize permalinked graphs
correctly initialize selected graph variable buttons
turn display of station markers off when switching to map layers tab
add ceui subdir
correctly handle graph button initialization, initial graph deployment; fixes #11
refactor ceui API so all callbacks are specified in ceui.init(); fixes #14
remove layers from permalink URL when switching topics; fixes #7
make permalink track current topic; fixes #19
permalink tracks multigraph scales now; fixes #16
Set initial perspective, placeholder for PL; fixes #3
Set mgNumber; resolves #15