Revised model.
Revised model.
Revised model.
Revised PhaseSystems.
Revised models.
Renamed npin to n

This was done to use the same notation as the MSL Electrical package.
Revised models.

Reference result changed as I increased the stopTime.
Merge remote-tracking branch 'origin/electrical' into electrical_mw
Renamed Pow_ to P_ for consistency with Buildings library naming convention.
Renamed variable names according to naming convention.
Revised models.
Renamed useC to use_C, as the library also uses use_T, use_p etc.
Revised models.
Deleted unused Examples folder.
Merge pull request #236 from lbl-srg/electrical_mw

merge revisions of DC package