Added RMSE test
Merge branch 'master' of github.com:ntnu-smartmedia/goldfish

# By Dag Einar Monsen
# Via Dag Einar Monsen
* 'master' of github.com:ntnu-smartmedia/goldfish:
  Rename testing.m to test.m.
  Add python code for doing tensor decomposition with scikit-tensor.

Conflicts:
	matlab/testing.m