a bit more documentation for what we currently do
fixing one or two typos and deleting "default" profile instructions
Adds markdown cell that comments on the imported libraries.
Minor edits of what profiles do.
Merge pull request #29 from BernhardKonrad/importComments

Adds markdown cell that comments on the imported libraries.
workaround for cell rendering after changing text
minor formatting improvements
add note about canned imports descriptions
Merge pull request #21 from ivanov/more-docs

more documentation