Merge pull request #47 from tobolar/master

Upgraded documentation of a lot of classes
Fix comment of ''PlanarMechanics.Joints.Prismatic.stateSelect''
Add "Animation" tab (instead of group) for joints

This makes it consistent with ''Modelica.Mechanics.MultiBody''
Merge pull request #52 from tbeu/add-animation-tab

Add "Animation" tab (instead of group) for joints
Fixed bug in visualisation
Merge pull request #53 from fvanderlinden/master

Fixed bug in visualisation
Merge pull request #50 from tbeu/fix-comment

Fix comment of PlanarMechanics.Joints.Prismatic.stateSelect
Merge pull request #49 from tobolar/master

Couple of models adapted to have similar behaviour like appropriate models from Modlica.Mechanics... (e.g. 'Fixed', 'Frame_a', etc.)
Merge pull request #1 from dzimmer/master

Just syncronize