Clean-up; C++ class documentation

MANIFEST.in

 include LICENSE README.rst bootstrap.py buildout.cfg
-recursive-include doc conf.py *.rst
+recursive-include doc conf.py doxygen.rc *.rst
 recursive-include xbob/learn/libsvm *.cpp *.h
-recursive-include xbob/learn/svm/data *.*
+recursive-include xbob/learn/libsvm/data *.*

buildout.cfg

@@ -5,7 +5,6 @@
 [buildout]
 parts = scripts
 eggs = xbob.learn.libsvm
-       ipdb
 extensions = xbob.buildout
              mr.developer
 auto-checkout = *

doc/conf.py

@@ -31,6 +31,8 @@ extensions = [
   'sphinx.ext.autosummary',
   'sphinx.ext.doctest',
   'sphinx.ext.intersphinx',
+  'breathe',
+  'sphinxcontrib.restbuilder',
   ]
 
 # The viewcode extension appeared only on Sphinx >= 1.0.0
@@ -281,5 +283,10 @@ intersphinx_mapping = {
   numpy_manual: None,
   }
 
+# For Breathe
+breathe_projects = {
+    'cxx': 'doc/xml',
+    }
+
 def setup(app):
   pass