Update subliminal to 2.0.5

Also updates:
- appdirs-1.4.3
- babelfish-0.5.5
- beautifulsoup4-4.6.3
- certifi-2018.11.29
- chardet-3.0.4
- click-7.0
- decorator-4.3.0
- dogpile.cache-0.7.1
- enzyme-0.4.1
- guessit-3.0.3
- idna-2.8
- pbr-5.1.1
- pysrt-1.1.1
- python-dateutil-2.7.5
- pytz-2018.7
- rarfile-3.0
- rebulk-1.0.0
- requests-2.21.0
- six-1.12.0
- stevedore-1.30.0
- urllib3-1.24.1

libs/stevedore/example2/fields.py

@@ -0,0 +1,36 @@
+import textwrap
+
+from stevedore.example import base
+
+
+class FieldList(base.FormatterBase):
+    """Format values as a reStructuredText field list.
+
+    For example::
+
+      : name1 : value
+      : name2 : value
+      : name3 : a long value
+          will be wrapped with
+          a hanging indent
+    """
+
+    def format(self, data):
+        """Format the data and return unicode text.
+
+        :param data: A dictionary with string keys and simple types as
+                     values.
+        :type data: dict(str:?)
+        """
+        for name, value in sorted(data.items()):
+            full_text = ': {name} : {value}'.format(
+                name=name,
+                value=value,
+            )
+            wrapped_text = textwrap.fill(
+                full_text,
+                initial_indent='',
+                subsequent_indent='    ',
+                width=self.max_width,
+            )
+            yield wrapped_text + '\n'