ResourceAttributeType Int cannot accept a negative value #865
Description
allocation uses literal_eval (accepts negative values):
coldfront/coldfront/core/allocation/models.py
Line 483 in 46d0eba
project uses formencode.validators.Int() (accepts negative values):
and resource uses str.isdigit():
coldfront/coldfront/core/resource/models.py
Line 257 in 46d0eba