Replace Stanford references with LBL.
Replace vlad with swc
Add gloss.md because my lecture notes link to it.
Add '-n' option to sort, so that sort will sort number of lines.
starting
Put goostats outputs in outputs folder.

The goostats commands are called on all *.txt files. If the outputs are
in the same folder.
Subsequent calls to goostats will run on the outputs too,
Put goostats outputs in outputs directory.
Change last grep command so that it works on files in student
repository.
Merge pull request #4 from jensv/gh-pages

Updates to shell lectures