modified for plackup
mod_perl engine isnt' needed because I use Plack server.
use Angelos::Request as Request class.
added Plack::Adapter for plackup
updated implementation based on new PSGI::Impl api and used Plack::Lo…
…ader to build PSGI::Impl
removed debug statement
use Plack as PSGI implementation
fixed connect_info for slave
added schema loader
added test tools
added catalyst like plugin name resolver
updated module version
removed unused class
removed unused package
added DBIC related classes