gnucash master: Implemented ranged report generation. User can build budget report on selected periods instead on all of them. Not included periods can be "folded" as a columns with summed values. To support report settings saving and range 'types' can be used instead of exact period numbers

[John Ralls]

Updated	 via  https://github.com/Gnucash/gnucash/commit/d9628cea (commit)
	from  https://github.com/Gnucash/gnucash/commit/2f962181 (commit)





Summary of changes:
 src/report/standard-reports/budget.scm | 870 +++++++++++++++++++++------------
 1 file changed, 563 insertions(+), 307 deletions(-)