Merge pull request geerlingguy#70 from caseycs/adjustable_connection_…

…count

PR geerlingguy#70: Make connection count adjustable.

Small fix for previous MySQL PR merge on Ansible 2.

Merge pull request geerlingguy#62 from stuwil/rhRootPassword

Set fact to check package installation regardless of distribution

Fixes geerlingguy#60: Better detection of whether MySQL was installed.

Issue geerlingguy#60: Document new mysql_root_password_update option.

Issue geerlingguy#60: Fix task that sets the new root user password.

Revert previous commit for Issue geerlingguy#60 - it didn't help.

Issue geerlingguy#60: 'Get list of hosts for the root user' fails to …

…run.

Issue geerlingguy#54: Updates README to reflect mysql_packages change.

Fixes geerlingguy#58: Provide better OS-specific slow query log file …

…paths.