element_list: labels -> label for consistency

git-svn-id: https://svn.osgeo.org/grass/grass/branches/releasebranch_7_0@64093 15284696-431f-4ddb-bdfa-cd5b030d7da7

lib/manage/element_list

@@ -17,6 +17,6 @@ cell:raster:raster:raster map(s)
 grid3:raster_3d:3D raster:3D raster map(s)
 vector:vector:vector:vector map(s)
 dig_ascii:ascii_vector:ascii vector:ASCII vector map(s)
-paint/labels:labels:label:paint label file(s)
+paint/labels:label:label:paint label file(s)
 windows:region:region definition:region definition(s)
 group:group:imagery group:imagery group(s)

lib/python/pygrass/gis/__init__.py

@@ -306,7 +306,7 @@ class Mapset(object):
 
             * 'ascii_vector',
             * 'group',
-            * 'labels',
+            * 'label',
             * 'raster',
             * 'raster_3d',
             * 'region',