Define a per-application socket

This allows multiple apps to be deployed to the same machine
Bump version
Define a nginx_default_server variable
Update README for nginx_default_server
Bump version
Start implementing the mysql s3 backup
Add tasks to dump/download application database

- mysql:dump:do generates the dump
- mysql:dump:get downloads the generated output
Use scp instead of sftp

- Use scp instead since it has less overhead
- Also don't need to specify destiny filename (uses same as source)
Add task to apply dump locally

- Searches 'dumps' folder and applies the last one generated to
  development database specified by 'config/database.yml'
- Also try to be consistent in command execution style
Properly exclude password from mysql arg list
Finish the implementation of the backup script
Give execution permissions to the backup script
Ensure bucket prefix has trailing slash
Merge pull request #17 from innvent/feature/mysql_dump

Feature/mysql dump
Merge branch 'master' into mysql-backup

Conflicts:
	lib/matross/mysql.rb
Remove unnecessary arrays
Improve comments on mysql dump recipe

- Remove unnecessary flags from mysqldump
Merge pull request #18 from innvent/mysql-backup

MySQL Backup recipes
Document mysql dump manipulation tasks
Version bump