updated release dates for #1263

revised readme.md

version bump to 2.2.1

Changed default weather file (Brussels.mos -> Uccle.TMY) in PartialSi…

…mInfoManager to avoid manual adaption to Uccle.TMY during crash course.

Merge pull request #990 from open-ideas/issue968_release2_1

release 2.1 modifications

fixed release date in README

Merge pull request #722 from open-ideas/unittests_2017FD01

Unittests 2017 fd01

Merge pull request #401 from tbeu/fix-loadSelector-annotation

Use Modelica compliant annotation loadSelector

Merge pull request #401 from tbeu/fix-loadSelector-annotation

Use Modelica compliant annotation loadSelector