Added JavaScript/D3 charts
Fixed pan/zoom on scatterplot
Merge branch 'js-charts' of https://github.com/CIRDLES/topsoil into js-charts

Conflicts:
	src/main/java/org/cirdles/topsoil/app/TopsoilMainWindow.java
	src/main/resources/org/cirdles/topsoil/TopsoilMainWindow.fxml

Also added code from topsoil-prototype to manage settings