v0.5.0

Dojo v0.5.0

Diff since v0.4.0

Closed issues:

• Calculate mechanism state from Quaternion? (#61)

Merged pull requests:

• Updated quadraped_min example (#57) (@mfogelson)
• Updated the gain and simulation time (#59) (@mfogelson)
• Updates to Defining an Environment (#60) (@mfogelson)
• Small fixes and features (#65) (@janbruedigam)
• Remove deprecated Quaternion norm and construction (#66) (@janbruedigam)