Starting to outline a translation of the MATLAB materials
First commit
Added array manipulation
First draft of intro
Fixed index
fixed typos
first review corrections.
Merge remote-tracking branch 'origin/translating-novice-intro-into-matlab' into translate-to-matlab

Conflicts:
	novice/matlab/index.md
fixed output in wrong box
Matlab->MATLAB, minor changes
Added section on slicing
Renamed section
Beginning translation of 02-func
Added "composing functions" section
added 02-func .m files
First draft of 02-func
Added remaining .csv files to novice/matlab
Added first draft of 03-loop
switched loop and func lesson numbers, updated analyze.m
update index.md