This change should help to make the API docs less cluttered.
The above mentioned pieces of information are not very useful for people reading docs - and core developers have their IDEs for checking references.
The diagrams do not really add much value and do not highlight the important concepts
of classes, confusing the user and making things looks more complicated than they are
replace AUTHORS, CONTRIBUTORS, DONORS, SPONSORS and TRANSLATOR with t2t version
in doc, run txt2tags within the build and install documentation. Optionally
build and install api documentation
git-svn-id: http://svn.osgeo.org/qgis/trunk@15348 c8812cc2-4d05-0410-92ff-de0c093fc19c