Fix Travis warnings

python/core/qgsactionmanager.sip

@@ -60,7 +60,7 @@ Constructor
   field to be used if the action has a $currfield placeholder.
 .. note::
 
-   available in python bindings as doActionFeature
+   available in Python bindings as doActionFeature
 %End
 
     void doAction( const QUuid &actionId, const QgsFeature &feature, const QgsExpressionContext &context );

python/core/qgsclipper.sip

@@ -58,7 +58,7 @@ class QgsClipper
 
 .. note::
 
-   not available in python bindings on android
+   not available in Python bindings on android
 %End
 
 %End

python/core/qgsvectorlayer.sip

@@ -891,7 +891,7 @@ on every call. Consider using {@link changeAttributeValue()} or
  to the given coordinates
 .. note::
 
-   available in python as moveVertexV2
+   available in Python as moveVertexV2
 %End
 
     EditResult deleteVertex( QgsFeatureId featureId, int vertex );
@@ -932,7 +932,7 @@ TODO QGIS 3.0 returns an enum instead of a magic constant
 %Docstring
 .. note::
 
-   available in python as addCurvedPart
+   available in Python as addCurvedPart
 
 %End
 

src/core/processing/qgsprocessingregistry.cpp

@@ -17,11 +17,9 @@
 
 #include "qgsprocessingregistry.h"
 
-QgsProcessingRegistry::QgsProcessingRegistry( QObject *parent )
+QgsProcessingRegistry::QgsProcessingRegistry( QObject *parent SIP_TRANSFERTHIS )
   : QObject( parent )
-{
-
-}
+{}
 
 QgsProcessingRegistry::~QgsProcessingRegistry()
 {