Restored translations

Problem:    Example activities and categories fixed inside hamster.db are not translated.
Solution:   Restored translations of these activities and categories.
Verification:
    1. Remove a hamster.db
    2. Run hamster-service.
    3. Check suggestions in a hamster window (or data in the hamster.db).
Merge pull request #1 from gsobczyk/master

change icons path
Merge pull request #17 from rynkowsg/master

Restored translations