Support EREGANSU_SKIP_CONFIG.
Support EREGANSU_SKIP_CONFIG.

eregansu/lib,nexgenta/eregansu,eregansu/login,eregansu/install,eregansu/gendoc,eregansu/eregansu,eregansu/silk,eregansu/eregansu,eregansu/setup,eregansu/db,nexgenta/eregansu,eregansu/default,eregansu/wp-plugins,eregansu/framework