Use eval instead of yaml loading the pprint output

Since the YAML renderer no longer supports this, we can't use it to load
structures with unicode literal strings within them.

tests/integration/shell/test_cp.py

@@ -84,7 +84,7 @@ class CopyTest(ShellCase, ShellCaseCommonTestsMixin):
                 pipes.quote(minion_testfile)
             ))
 
-            data = salt.utils.yaml.safe_load('\n'.join(ret))
+            data = eval('\n'.join(ret), {}, {})
             for part in six.itervalues(data):
                 self.assertTrue(part[minion_testfile])