brianmario/mysql2 — pull request #330 by ahormann (2012-11-15 08:53:50+00:00)
Title: move magic values to default query options

Move the default values for the options `:encoding`, `:host` and `:port` to `@@default_query_options` to get rid of implicit defaults (magic values).
This also simplifies the code without a change in functionality.