Updates to angular 8 and updates all used components
- removed wrapper class for ngx/pwa LocalStorrace
- removed database lock service due to bugs
- tried to work around a cycle of dependancies
- changed some structure to be more close to default angular
- removed legacy angular packages
- removed date-picker since it was not currently used and
is not compatible anymore
- upgrade tinyMCE
Seperates the previously large motion module in various smaller
and very small feature modules.
Motion Detail, and all direct dependancies to Motion Detail
is now an own module.
This significantly increases the response time of openslides 3
