Merge pull request #75 from herbatnik/master

Trening plans workouts and actions ready
Merge pull request #76 from herbatnik/master

reminders safety reset. It resets all remainders on app start, it's for ...
ctivitz and single run should be accessed faster now
custom zoom in, and out controls
run History in async task
this month shows runs from current month
this week shows runs since last monday
translated strings, I hope there is not too many mistakes :/
fix, removed system buttons
Merge pull request #77 from jskudlarski/master

stings, zoom in and out icons, a bit off optymalization, bug with saving activity fix
fixed warm up
Merge branch 'n' into nn
fixed after merge