grouping (still in the works)
Merge branch 'tl-development' of https://github.com/STIXProject/stix-viz into tl-development
grouping, mostly done
Fixed endtime of groups(for groups of 2)
Added legend
Fixed intergration with context nodes for timeline
code clean up
Merge remote-tracking branch 'origin/graph-view-dev' into tl-development
Added timeline back to the index
merged changes
Merge branch 'graph-view-dev' into tl-development

Conflicts:
	src/nodejs/public/css/treeLayout.css
	src/nodejs/public/js/STIXRelationshipGraph.js
Added webfonts
Added relationship labels to top down nodes
Added grouping node icons
Made graph view the default
resizing working, still kinda buggy
Merge branch 'tl-development' of https://github.com/STIXProject/stix-viz into tl-development
Finished resizing
Resize window on drag
Remove added items from context menu before changing views
Adjustable viewport size for graph layout
Removed unused Saxonce files