Revised models.
Revised model

Changed from partial model to partial class, as the MSL also uses partial class for icons.
Revised models.
Fixed typo.
Corrected info section.
Corrected info section.
Revised models.
Revised models.
Added revision comment.
Merge pull request #235 from lbl-srg/electrical_mw

Revision of electrical package
Added images and revising package transmission. To be decided if benchmarking data and examples have to be part of the package.
Added documentations for other functions