de_dam_final nav file (1.1)

This nav file is highly requested by the czero community, and this beta version is finally ready for release. Thanks to Tron73 for originally editing and place painting this nav file, updated/debugged by Dead Bwoy.
de_dam_final.nav v1.1 (beta) Originally edited and place painted by Tron73. v1.0 - Updated by Dead Bwoy. v1.1 - Updated by Dead Bwoy for ONS compliance. For more info on ONS (Official Nav Standard), visit http://www.turtlerockstudios.com/foru