diff --git a/AUTHORS b/AUTHORS
index c33e9a1..94ff4fe 100644
--- a/AUTHORS
+++ b/AUTHORS
@@ -21,3 +21,8 @@ Contributors
   * Dan Callaghan (`@danc86`_)
   * Max Bittker (`@MaxBittker`_)
   * Volo Zyko (`@volo-zyko`_)
+  * Robert Estelle (`@erydo`_)
+  * Dylan Grafmyre
+  * Povilas Kanapickas (`@p12tic`_)
+  * Snowhite (`@CirQ`_)
+  * earonesty (`@earonesty`_)
diff --git a/HISTORY b/HISTORY
index 82d9a1f..2726145 100644
--- a/HISTORY
+++ b/HISTORY
@@ -1,6 +1,15 @@
 History
 -------
 
+0.6.0 - 2020-05-07
+----------------
+
+* Updated PatchSet constructor to accept an optional (default to False)
+metadata_only parameter to only keep diff metadata information without
+the diff text data (better performance).
+* Identify and track changed binary files.
+* Added support for git rename syntax.
+
 0.5.5 - 2018-01-03
 ------------------
 
diff --git a/README.rst b/README.rst
index 75f7d7f..7823c4b 100644
--- a/README.rst
+++ b/README.rst
@@ -117,6 +117,15 @@ Finally, you can also instantiate :code:`PatchSet` passing any iterable (and enc
     >>> patch
     <PatchSet: [<PatchedFile: added_file>, <PatchedFile: modified_file>, <PatchedFile: removed_file>]>
 
+If you don't need to be able to rebuild the original unified diff input, you can pass
+:code:`metadata_only=True` (defaults to :code:`False`), which should help making the
+parsing more efficient:
+
+::
+
+    >>> from unidiff import PatchSet
+    >>> patch = PatchSet.from_filename('tests/samples/bzr.diff', encoding='utf-8', metadata_only=True)
+
 
 References
 ----------
diff --git a/setup.py b/setup.py
index 0997143..d3ba282 100644
--- a/setup.py
+++ b/setup.py
@@ -48,10 +48,10 @@
         "Programming Language :: Python :: 2",
         'Programming Language :: Python :: 2.7',
         'Programming Language :: Python :: 3',
-        'Programming Language :: Python :: 3.3',
-        'Programming Language :: Python :: 3.4',
         'Programming Language :: Python :: 3.5',
         'Programming Language :: Python :: 3.6',
+        'Programming Language :: Python :: 3.7',
+        'Programming Language :: Python :: 3.8',
     ],
     test_suite='tests',
 )