git-svn-id: https://svn.code.sf.net/p/gphoto/code/trunk/libgphoto2@13756 67ed7778-7388-44ab-90cf-0a291f65f57c
Rules for the API docs:
1. DO NOT DOCUMENT ANYTHING YET
2. If you know a method to keep API docs and internal docs apart, with
doxygen, please tell us.
3. If this has been solved, start documenting the external interface.
Thank you.