Scale display, new icons, new header/footer backgrounds, remove tools icon and add a permanent tools container instead, plus more CSS modifications.
Revisions.
Added more contrast to north arrow
Modification after testing in Firefox
Fix revision issue
Merge branch 'master' of https://github.com/GeoCanViz/GeoCanViz into nav-scale

Conflicts:
	src/js/widgets/viewmodels/headerVM.js
	src/js/widgets/viewmodels/toolbardrawVM.js
	src/js/widgets/views/toolbardrawV.js
Merge pull request #42 from phuppe/nav-scale

Scale display, new icons, new header/footer backgrounds, remove tools ic...
Upgrade data toolbar (random colour, add legend, visibility checkbox and remove button). Add graphic for draw toolbar to its own graphic layer instead of default own.
Merge pull request #45 from jolevesq/update-cluster

Upgrade data toolbar (random colour, add legend, visibility checkbox and...