Add milestone widget in insights
Fix JSHint errors
Add insight title for milestones, made them fit like the other widgets
Merge pull request #97 from piatra/milestones

Add milestone widget in insights
mention no milestones available
proper append on no milestones
fix percentage for milestone widget
center meter text vertically
add columns class
wider milestone progress bars
stray whitespace
fix display for multiple milestones
trailing whitespace
we don't need gevent
work on docker
remove obsolete config setup
call init_rivers
comment install river
install river in container
set host parameters so that elasticsearch is only accessible from within the container