Version bump to 0.2.1
Disabled the algorithm button for alpha
Killed the björklund and deep operations for the alpha
Merge branch 'alpha1' of https://github.com/starakaj/rnecklace into alpha1

* 'alpha1' of https://github.com/starakaj/rnecklace:
  Version bump to 0.2.1
  Killed the björklund and deep operations for the alpha
  Disabled the algorithm button for alpha