'Q-vec:' attribute of the out.xml output was renamed to
'Q-vec' (colon removed) because the former name could not
be parsed in aiida-fleur via lxml for some reason

specify -DCPP_OLDINTEL to deactivate parts of the code that did
not compile; mainly the order of USE statements was changed or
ONLY was added to avoid confusion of the compiler.

Removed jij data-type, added first implementation of further force-theorem modes, these lack tests&support in xml-shema

Changed layout of types, added first implementation of forcetheorem-type for MAE (test still missing)