Adding CMISSField_ParameterSetUpdateLocalDofsDPObj

Added FIELD_PARAMETER_SET_UPDATE_LOCAL_DOFS, CMISSField_ParameterSetUpdateLocalDofsDPObj
Updates the given parameter set with the given values for all local dofs of the field variable identified by an object..
!\todo: add Intg/SP/L routines, both indexed by Number and Obj

Tracker Item 3587
Updating field scale factor get/set routines

Removed element argument from Field_InterpolationParametersNodeScaleFactorGet/Set
Added Field_InterpolationParametersNodeScaleFactorsGet/Set
Added Field_InterpolationParametersNodeNumberOfScaleFactorDofsGet

Tracker Item 3546
Merge branch 'master' of https://github.com/OpenCMISS/cm into field_routines
Merge pull request #151 from chrispbradley/master

Manual merge of PrasadBabarendaGamage's Coupling non-linear equation sets using interfaces pull request #150
Merge conflicts