gtk-doc: Fixes for the API references
gtk-doc: Fixes for the API references

spatulasnout/cogl,djdeath/cogl,djdeath/cogl-android,gcampax/cogl,djdeath/cogl,gcampax/cogl,gcampax/cogl,Distrotech/cogl,djdeath/cogl,Distrotech/cogl,gcampax/cogl,Distrotech/cogl,spatulasnout/cogl,djdeath/cogl-android,djdeath/cogl-android,Distrotech/cogl,collects/cogl,collects/cogl