Initial commit
added resources and tutorials to complete
added resources and tutorials to complete
removed top level Rkoans submodule
removed top level Rkoans submodule
switch li to h2
shell
add extra credit
adjust the structure of the r readme

I tried to make a clearer order in which to approach things.
I also made Rkoans into "Extra Credit".
lowercase readme
make it into directions
links
blog thoughts
where to put things
blogofile
blog
blog setup directions
warning about submodules
example .gitignore
s/.gitignore/README/