properly merge.
merge.
Merge branch 'joao' of https://github.com/tzuohann/MASTER into joao
new spell checked and stemmed.
Tzuo's help for spell the matlab file. I've also added metric checking for replacements.
merge.
Merge branch 'joao' of https://github.com/tzuohann/MASTER into joao
This file might end up getting deleted, but I'm taking it out for now.
Merge branch 'robbie' into joao

Conflicts:
	code/spellcheck.py
	data/text_spellchecked.txt