Use MSL 3.2.1

since there is no Modelica.Icons.TypesPackage in MSL 3.2
Fixed typo
Fixed typo
Removed blank
Merge pull request #23 from tbeu/patch-2

Fixed typo
Fixed typo
Fixed typo
Update Revolute.mo
Merge pull request #16 from tbeu/patch-1

Use MSL 3.2.1
Merge pull request #24 from tbeu/patch-6

Fixed typo