Fix deploy scripts.

Require the scripts in config/deploy directory so they will hook
into the deploy process.

Fixed deploy:refinery:setup recipe, now produces a valid config
and puts it in the right spot.
Update script to set up dev environment.

Now copies the example refinery core config to the right place. And don't
bomb if database.yml already exist.
Assume postgresql on production server.

Added database config template for postgresql and set deploy script to
use this as default.
Rename site name for Åsatru.no.
Remove Capistrano2 config files.
Add dependency to postgresql and activerecord adaper.
Add capistrano 3 config.
Deployment: Link refinery core config to proper location

Fixes issue #162.
Deployment: Add skeleton configs for staging and production deploys.
Capistrano task to generate refinery core config if it does not exist.
Capistrano task to generate secret_token on deploy.
Fix some typos in capistrano tasks.
Merge branch 'master' into beta_master

Conflicts:
	config/deploy.rb.example
	config/deploy/refinery_setup.rb
Strip away åsatru-specific setup from deploy.rb.dist
Refactor dev:setup task using rake file tasks.
Rename refinery core setup template to core.rb.erb.