[TASK] Use strict

Gruntfile.js

app.js

bower.json

lib/about.js

lib/container.js

lib/datadistributor.js

lib/filters/filtergui.js

lib/filters/genericnode.js

lib/filters/nodefilter.js

lib/forcegraph.js

lib/gui.js

lib/infobox/link.js

lib/infobox/location.js

lib/infobox/main.js

lib/infobox/node.js

lib/legend.js

lib/linklist.js

lib/locationmarker.js

lib/main.js

lib/map.js