fix merge
Conflicts:
	lib/src/components.dart
	pubspec.yaml
add feedback link (use google moderator as backend-service)
version: 0.7.0
feedback: replace google moderator by disqus (less features, better UX integration, enough for current usage)
* add a nav bar include link to comments, areas (futures pages)
* use hash to select the screen to display
* workaround about disqus error on load
version: 0.7.1
display updated + saved statistics
Merge branch 'master' into exp_entitysystem

Conflicts:
	lib/vdrones.dart
	pubspec.yaml
remove useless file (pre-entitysystem)
fix merge
adjust drone physics behavior (to cont.)