* Remove some outdated information from the guide
* Add scripts/osx_dev to bootstrap a working development environment
* Add a Brewfile to track binary dependencies
* added RVM option for single-user install
* clarified Web Server options
* bluepill sample config: create socket directory if it doesn't exist
* add multisite.yml.production-sample
* rename production.sample.rb (OCD)
* make two database.yml samples (one for dev, one for prod)
* fixed travis build (database.yml.sample renamed)
* fix other references to database.yml.sample
* clean up 'rvm requirements' instructions as per @mpapis
This helps if somebody would fork a GitHub repository, as the links
now lead to files in fork, not files in original repository. Also, it
makes more sense when reading Markdown files locally.
Probably not 100% complete yet, but covers enough to pass all specs.
NOTE: requires either libXML2 2.7.6 or the separately submitted fix to
pretty_text_spec.rb
