Update crime dataset
Sandra's assigment
Merge pull request #23 from sansr/master

Sandra's assigment
Assignment5: Sergio Conde. Work done in 15 Nov class.
Merge remote-tracking branch 'upstream/master'
Merge pull request #24 from alejandrofcarrera/master

Update single dataset
Assigment 5 added
Merge pull request #25 from baraalex/master

Assigment 5 added
Merge pull request #216 from skgsergio/master

OK