Add several spelling corrections (#766)

* Add several spelling corrections

* Add prefernce(s)->preference(s)

* Add leack->leak

* Add activiti->activity, activities,

* Add cinfiguration(s)->configuration(s)

* Add loding->loading

* Add serios->serious

* Add modeul(s)->module(s)

* Add rmov{e|ed|ing}->remov{e|ed|ing}

* Add prozess->process

* Add startet->started

* Add parameterts->parmeters

* Add dropabel->droppable

* Add commitin->committing

* Add interakt->interact (and friends)

* Sort dictionary

* Add rotatio->rotation

* Add dialgo(s)->dialog(s)

* Add parametr->parameter

* Add multiplicites->multiplicities

* Add mutliplicites->multiplicities