graph.js : debug data update
model.js : debug list display whith all system disabled
builder.js : system box, disable color for unselected system
graph.js : remove old function
germline_builder.js : convert(again) germlines.data from json to js /  and add fallback for offline mode
model.js : load data field from analysis and check size
graph.js : drawdata debug (d3js doesn't support transition between paths with different lengths)
model.js : debug clusterbyV/J
model/graph.js : add another noarmalization method
- adjust max graph size
- add to menu selector
css/less : data
graph.js : improive graph display limit
Merge branch 'master' of git+ssh://scm.gforge.inria.fr//gitroot/vidjil/vidjil

Conflicts:
	browser/js/model.js
builder.js : init settings box
db-stats.py: database statistics
task.py: rename fused file to '.fused'
task.py: rewording log output, and SUCCESS
task.py: DIR_UPLOAD

Completes 0764e95
task.py: Vidjil path is DIR_VIDJIL
task.py: checks if .vidjil/.fused files exist
models/db.py: store .vidjil, .fused and .analysis files in DIR_RESULTS

Updates models/task.py and controllers/default.py accordingly.
On the server, the existing files have been manually moved.