README: compact brew commands
Makefile: move all to end
Makefile: comment each part
Makefile: one command per line
Makefile: add echo'd reminders to install & setup
README: Install docker updated
README: Install manual instructions updated
README: Install thanks/credits updated
Merge branch 'master' of github.com:metapolator/metapolator

Conflicts:
	Makefile
README: Install 'related projects' for devs updated