[BUGFIX] Fixed broken db:dump command. Replaced old call "_getConnection" with new helper call.
Merge branch 'master' into develop
[TASK] Code style change
[TASK] Added Magento CE 1.8.0.0 to download sources. Rearranged all downloader entries.
[TASK] * Added Magento CE 1.8.0.0 as installer source
       * Fixed issue #222 (by Marc Harding)