GOLD-714: Remove duplicate docstrings. Add Cinder placeholders in ResourceTypes.EDGES.
GOLD-714: Remove duplicate docstrings. Add Cinder placeholders in ResourceTypes.EDGES.

slashk/goldstone-server,slashk/goldstone-server,Solinea/goldstone-server,Solinea/goldstone-server,slashk/goldstone-server,Solinea/goldstone-server,slashk/goldstone-server,slashk/goldstone-server,Solinea/goldstone-server,Solinea/goldstone-server