[processing] Rename 'export/add geometry columns' alg + add tags for discoverability

Author: nyalldawson

python/plugins/processing/algs/qgis/ExportGeometryInfo.py

@@ -52,7 +52,8 @@ def getIcon(self):
         return QIcon(os.path.join(pluginPath, 'images', 'ftools', 'export_geometry.png'))
 
     def defineCharacteristics(self):
-        self.name, self.i18n_name = self.trAlgorithm('Export/Add geometry columns')
+        self.name, self.i18n_name = self.trAlgorithm('Add geometry columns and measures')
+        self.tags = self.trAlgorithm('export,measurements,areas,lengths,perimeters,latitudes,longitudes,,x,y,z,extract,points,lines,polygons')
         self.group, self.i18n_group = self.trAlgorithm('Vector table tools')
 
         self.calc_methods = [self.tr('Layer CRS'),
@@ -120,7 +121,6 @@ def processAlgorithm(self, feedback):
             coordTransform = QgsCoordinateTransform(layCRS, mapCRS)
 
         outFeat = QgsFeature()
-        inGeom = QgsGeometry()
 
         outFeat.initAttributes(len(fields))
         outFeat.setFields(fields)