[Automatic] update links and the ci mostly

Going to fix the failed builds with the next commits

doc/conf.py

@@ -30,9 +30,29 @@ extensions = [
 import sphinx
 if sphinx.__version__ >= "1.4.1":
     extensions.append('sphinx.ext.imgmath')
+    imgmath_image_format = 'svg'
 else:
     extensions.append('sphinx.ext.pngmath')
 
+# Be picky about warnings
+nitpicky = True
+
+# Ignores stuff we can't easily resolve on other project's sphinx manuals
+nitpick_ignore = []
+
+# Allows the user to override warnings from a separate file
+if os.path.exists('nitpick-exceptions.txt'):
+    for line in open('nitpick-exceptions.txt'):
+        if line.strip() == "" or line.startswith("#"):
+            continue
+        dtype, target = line.split(None, 1)
+        target = target.strip()
+        try: # python 2.x
+            target = unicode(target)
+        except NameError:
+            pass
+        nitpick_ignore.append((dtype, target))
+
 # Always includes todos
 todo_include_todos = True
 
@@ -111,7 +131,7 @@ pygments_style = 'sphinx'
 
 # Some variables which are useful for generated material
 project_variable = project.replace('.', '_')
-short_description = u'Tools for running biometric recognition experiments'
+short_description = u'Tools for running biometric recognition experiments using GMM-based approximation'
 owner = [u'Idiap Research Institute']
 
 
@@ -217,7 +237,7 @@ autodoc_default_flags = [
 
 # For inter-documentation mapping:
 from bob.extension.utils import link_documentation, load_requirements
-sphinx_requirements = "./extra-intersphinx.txt"
+sphinx_requirements = "extra-intersphinx.txt"
 if os.path.exists(sphinx_requirements):
     intersphinx_mapping = link_documentation(additional_packages=load_requirements(sphinx_requirements))
 else: