Bump to 3.3.7rc1
diff --git a/Doc/tools/sphinxext/static/version_switch.js b/Doc/tools/sphinxext/static/version_switch.js
index e5528eb..d520987 100644
--- a/Doc/tools/sphinxext/static/version_switch.js
+++ b/Doc/tools/sphinxext/static/version_switch.js
@@ -2,12 +2,12 @@
   'use strict';
 
   var all_versions = {
-    '3.5': 'dev (3.5)',
+    '3.7': 'dev (3.7)',
+    '3.6': '3.6',
+    '3.5': '3.5',
     '3.4': '3.4',
     '3.3': '3.3',
-    '3.2': '3.2',
-    '2.7': '2.7',
-    '2.6': '2.6'
+    '2.7': '2.7'
   };
 
   function build_select(current_version, current_release) {
diff --git a/Include/patchlevel.h b/Include/patchlevel.h
index eb1e3a3..0f9de5a 100644
--- a/Include/patchlevel.h
+++ b/Include/patchlevel.h
@@ -18,12 +18,12 @@
 /*--start constants--*/
 #define PY_MAJOR_VERSION	3
 #define PY_MINOR_VERSION	3
-#define PY_MICRO_VERSION	6
-#define PY_RELEASE_LEVEL	PY_RELEASE_LEVEL_FINAL
-#define PY_RELEASE_SERIAL	0
+#define PY_MICRO_VERSION	7
+#define PY_RELEASE_LEVEL	PY_RELEASE_LEVEL_GAMMA
+#define PY_RELEASE_SERIAL	1
 
 /* Version as a string */
-#define PY_VERSION      	"3.3.6+"
+#define PY_VERSION      	"3.3.7rc1"
 /*--end constants--*/
 
 /* Version as a single 4-byte hex number, e.g. 0x010502B2 == 1.5.2b2.
diff --git a/README b/README
index 398c9a5..03bd60e 100644
--- a/README
+++ b/README
@@ -1,5 +1,5 @@
-This is Python version 3.3.6
-============================
+This is Python version 3.3.7rc1
+===============================
 
 Copyright (c) 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011,
 2012, 2013, 2014, 2015, 2016, 2017 Python Software Foundation.  All rights
@@ -68,9 +68,9 @@
 Documentation
 -------------
 
-Documentation for Python 3.3 is online, updated daily:
+Documentation for Python 3.3 is online:
 
-    http://docs.python.org/3.3/
+    https://docs.python.org/3.3/
 
 It can also be downloaded in many formats for faster access.  The documentation
 is downloadable in HTML, PDF, and reStructuredText formats; the latter version
@@ -80,7 +80,7 @@
 If you would like to contribute to the development of Python, relevant
 documentation is available at:
 
-    http://docs.python.org/devguide/
+    https://devguide.python.org/
 
 For information about building Python's documentation, refer to Doc/README.txt.
 
@@ -160,7 +160,7 @@
 -------------------------
 
 If you have a proposal to change Python, you may want to send an email to the
-comp.lang.python or python-ideas mailing lists for inital feedback.  A Python
+comp.lang.python or python-ideas mailing lists for initial feedback.  A Python
 Enhancement Proposal (PEP) may be submitted if your idea gains ground.  All
 current PEPs, as well as guidelines for submitting a new PEP, are listed at
 http://www.python.org/dev/peps/.
@@ -176,7 +176,8 @@
 ---------------------------------
 
 Copyright (c) 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011,
-2012, 2013, 2014, 2015, 2016 Python Software Foundation.  All rights reserved.
+2012, 2013, 2014, 2015, 2016, 2017 Python Software Foundation.
+All rights reserved.
 
 Copyright (c) 2000 BeOpen.com.  All rights reserved.