Made changes to ch01-getting-comfortable.asciidoc
Fix misspelling of "desire"; fix -doc in bank.erl
	modified:   ch09-errors.asciidoc
	modified:   code/ch09-02/bank.erl
Merge branch 'master' of https://atlas-server.oreilly.com/git/1234000000726
Fix "from" pid for chat room wrappers login/logout/say.
Merge branch 'master' of https://atlas-server.oreilly.com/git/1234000000726
Merge branch 'master' of https://github.com/oreillymedia/etudes-for-erlang