Noop indent and cleanup the my.cnf template
Allow options with values of false to override things that mysql default to true

instead of being elided, leaving the default.
mysql_deepmerge should treat underscore and dash equivalently, as mysql does
Merge pull request #426 from radford/my-cnf-false

 	Allow an option with a value of false to override something that mysql defaults to true rather than eliding it
Merge pull request #428 from radford/mysql-equates-dash-and-underscore

mysql_deepmerge should treat underscore and dash equivalently, as mysql does