OCD cover fix
Typo
Merge pull request #8 from dwardu/writing

Typo
fixes issue #7, typos
Merge branch 'master' of github.com:Swizec/nightowls into writing
Merge branch 'writing' of github.com:Swizec/nightowls into writing
I seem to have changed the pngs?
Merge branch 'master' into writing
somehow Book.txt went missing
random fixes here and there
working on whyforprogrammers chapter
howforprogrammers kinda sorta growing
a lot of stuff for howprogrammers, not sure when I last commited :/
a whole bunch about caffeine
stuff about other stimulants
5 minute features are not 5 minute features
possible new foreword
foreword fixed up
foreword included in book
new introduction