doc: Document the members of CoglPollFDEvent
doc: Document the members of CoglPollFDEvent

djdeath/cogl,gcampax/cogl,djdeath/cogl-android,djdeath/cogl-android,gcampax/cogl,gcampax/cogl,gcampax/cogl,djdeath/cogl,djdeath/cogl-android,djdeath/cogl