Addendum to 8b8c957ed -- if budgeted amounts exclude closing entries,
actual amounts should also exclude closing entries.
Amend documentation, modify budget test to add a closing entry which
will be ignored.
It is split into
- /libgnucash (for the non-gui bits)
- /gnucash (for the gui)
- /common (misc source files used by both)
- /bindings (currently only holds python bindings)
This is the first step in restructuring the code. It will need much
more fine tuning later on.