created PeMSAggregateDatum, PeMSAggregateDataProfile and PeMSAggregateDataSet objects
Added the new PeMSAggregate model objects to the measurement objects
factory
added aggregation period field to PeMSAggregateDatum
Merge branch 'master' of github.com:mnjuhn/model-objects
made changes to FundamentalDiagramProfile to have getters and setters for
the new columns
Fixing demands, split ratio tweaks and more tests.
added CalibrationAlgorithmType
Altering Demand MO to be consistent with Split Ratio.
bug fix in PeMSAggregateDatum
Merge branch 'master' of github.com:gunesder/model-objects
Merge pull request #96 from mnjuhn/master

Big changes, updated schema and adding variable interval PeMS aggregate readers
Merge branch 'master' of github.com:calpath/model-objects