[MERGE] merge from trunk
[MERGE] merge from trunk
[IMP] changes the readgroup method to allow better control in the groupby field when it is a date/datetime (for example, it is now possible to group by week/quarter) (orm.py)
[MERGE] merge from trunk
[IMP] adds support for week/quarter groupby in readgroup method (orm.py)
[MERGE] merge trunk into local branch
[MERGE] merge trunk into local branch
[MERGE] merge trunk into local branch
[IMP] changes the method read_group so that it now accepts groupbys of the form 'field:groupby_function', like 'create_date:week' for example. Also, removes the previous hack using the context (orm.py)
[FIX] fixes the read_group by dates tests (makes them use the field:interval syntax instead of using the context (test_orm.py)
[FIX] prints some value so i can understand how to debug the failing test in test_orm.py
[FIX] fixes the read_group by dates tests (makes them use the field:interval syntax instead of using the context (test_orm.py)
[IMP] adds an 'interval' attribute to 'field' in the rng file (view.rng)
[IMP] adds 'W' in front of the week number when formatting date grouped by weeks (method read_group) (orm.py)
[REF] implifies the read_group method by removing an useless dictionary (orm.py)
[MERGE] merge trunk into local branch
[MERGE] merge trunk into local branch
[IMP] server changes required for new graph view (mainly read_group method in orm.py)