Merge branch 'release/release-0.1.0' into develop
Preparing 0.1.1-SNAPSHOT
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Have all bills for today printed.
Simple html export
Added property template files
Have MainWindow implicitly shutdown export service
H2-Server properties
Ignoring properties; added comment to general properties
Removed warning - unused var
Have buttons for weekly category now
Grocery Shopping hack
Use system user
Prepared admin gui
First steps towards staff consumption
Now can add staff member via admin console
Corrected launch files
Fixed bug in button panel factory
Added button for staff consumption.

Products consumed by staff do not show up in the balance journal.