Various fixes suggested by RubyMine. (style for the most part).
Fixes suggested by RubyMine.  (style for the most part.)
Fix a geninue potential issue, a non-quoted string.
Simplify a few things.
Merge pull request #219 from apenney/fixes

Fixes suggested by RubyMine (just playing around with it)
include mysql_client package as a requirement for the db creation
package is specifically named 'mysql_client' not in relation to the client package name parameter.
Merge pull request #222 from wolfspyre/iss_221

include mysql_client package as a requirement for the db creation
Remove redundant my.cnf parameters

The following new `mysql` class replication parameters were added in 0.8.0, however the existing hard coded parameters were not removed from the my.conf.erb template:

- `expire_logs_days`
- `max_binlog_size`
Merge pull request #224 from 3flex/remove-redundant-parameter

Remove redundant hard coded replication parameters