added btn
auto show of hierarchy modal
Merge branch 'master' into showHierarchy

Conflicts:
	app/views/emuwebapp.html
First draft of calculating paths through the hierarchy
Moved the findParents() function from the controller to a service
Merge branch 'master' into showHierarchy
First version that can draw a bunde using the d3 tree lib
There is a lot of non-angulary code that needs cleaning up
Can now select a path through the hierarchy
Now cleanly loading d3 and including dependency in bower.json
Corrected double-binding: Now bound to an object property rather than a $scope variable
Merge branch 'master' into showHierarchy

Conflicts:
	bower.json
Merge branch 'master' into showHierarchy
Adopted new spelling of LevelService
Added "emuwebapp" prefix to hierarchy container's id
Now uses a custom d3 layout for drawing and makes the IDs of links truly unique
temporarily moving modified d3 lib from bower_components to app/scripts

and putting it under version control
Merge branch 'master' into showHierarchy
Made variables private; adjusted drawing output to look like a tree

- Added an underscore to most properties that the drawing algorithm adds to the data object from LevelService.
- The tree drawn now is aligned so that every level consumes the same vertical space
Merge branch 'master' into showHierarchy

Conflicts:
	app/scripts/controllers/main.js
	bower.json
Small steps towards cleaning up and shedding some light on the darkness that is d3js