Merged Annex60 library.
Merged branch issue73_evaluate from Annex60 library.
Changed initialization to avoid an overdetermined system of equation.
Updated reference results.
Merged Annex60 library.
Removed undesirable annotation Evaluate=true.
Reverted heat transfer model to use the one from the Buildings library.
Removed empty line.
Merge pull request #232 from lbl-srg/Annex60Sync

Merged Annex60 library and removed undesirable annotations with Evaluate=true to close #231