Merged tp branch into master.
Changed the configuration url, to then non-Secure.

It is changed to make it easier when developering, because we don't
have a signed certificated.
Merge branch 'tp'
Added .settings/ and pubspec.lock
Changed Timer.repeating to Timer.periodic
Got rid of pubspec.lock. No need to track that.
fixed deprecated clientHeight to client.height. The same with width.
Code cleanup.