The multiaccounts patch r5
FIXME: temporarily use another name to prevent configuration/cache mangling
Use account-dependent object names
Fix copyright for Thomas
Coding style

`astyle -n --style=linux --keep-one-line-blocks --keep-one-line-statements
--unpad-paren --pad-header --align-pointer=name src/Gui/MetaModel.*` and ignored
most of the pointer* changes.
Coding style: normalize the signals/slots
REMOVE ME: testing a failure for travis