qmath 0.2.0 released 23-Nov-2011
  * Hurwitz quaternions class implemented. 
  * Modular reduction and modular inversion of a Hurwitz quaternion.

qmath 0.1.1 released 15-Nov-2011
  * New examples added in the documentation files.

qmath 0.1.0 released 10-Nov-2011
  * First release. 
