wp/CAROLINE-37/1: adds pregerences class.
wp/CAROLINE-37/1: prefsservice impl. without config reading and value changes functions.
wp/CAROLINE-37/1: prefservice class and tests ready.
wp/CAROLINE-37/1: stylefix and some documentation added.
wp/CAROLINE-37/1: Pref classes are no longer dependent on the Config
wp/CAROLINE-37/1: remove config dependent from optical flow processors.
wp/CAROLINE-37/1: remove config dependent and add prefservice to app.
wp/CAROLINE-37/1: update cmakelist
wp/CAROLINE-37/1: rebase and remove config dependent.
wp/CAROLINE-37/1: adds crash class and some refactoring.
wp/CAROLINE-37/1: rebase, remove config depentent, style fix.
wp/CAROLINE-37/1: rebase, remove config depentent, style fix.
Merge pull request #126 from it-workshop/wp/CAROLINE-37/1

Wp/caroline 37/1