Completing first pass at documentation.
Adding `pick` and `omit`.
corrected readme

identity => I; tap => K; do we need an S?
Starting farm example.  Works in browser, still need CLI fix.
add range function to "List Functions" section
cut-and-paste fix
rewrite filter in terms of foldr
uniq in terms of foldr
Merge remote-tracking branch 'upstream/master'
skip & take in terms of foldl (via filter); alias "inContext" to "installTo"