ProjectNodes: Refactor runConfigurationsFor()

Rename to runConfigurations() and remove the node argument which is
available as 'this'. Adjust const-ness of node argument in
RunConfigurationFactory::runConfigurationsForNode

Change-Id: Icb63e96a305152f90135a2656536de2581faafaf
Reviewed-by: Daniel Teske <daniel.teske@digia.com>

src/plugins/cmakeprojectmanager/cmakeprojectnodes.h

@@ -55,7 +55,6 @@ public:
     virtual bool deleteFiles(const QStringList &filePaths);
     virtual bool renameFile(const QString &filePath,
                             const QString &newFilePath);
-    virtual QList<ProjectExplorer::RunConfiguration *> runConfigurationsFor(Node *node);
 };
 
 } // namespace Internal