Added a cone test for the revolve feature, and bumped the version number to 0.1.7.

tests/TestCadQuery.py

@@ -295,9 +295,10 @@ class TestCadQuery(BaseTest):
         Test creating a solid from a revolved triangle
         :return:
         """
-        triangle_1st = (0,0)
-        triangle_2nd = (0,10)
-        triangle_3rd = (10,0)
+        result = Workplane("XY").lineTo(0,10).lineTo(5,0).close().revolve()
+        self.assertEqual(2, result.faces().size())
+        self.assertEqual(2, result.vertices().size())
+        self.assertEqual(3, result.edges().size())
 
     def testRectArray(self):
         NUMX=3