Update Windows build to sqlite 3.6.21.
diff --git a/Tools/buildbot/external-common.bat b/Tools/buildbot/external-common.bat
index 839a4cd..7395db5 100644
--- a/Tools/buildbot/external-common.bat
+++ b/Tools/buildbot/external-common.bat
@@ -16,7 +16,7 @@
@rem if exist db-4.4.20 rd /s/q db-4.4.20
@rem if exist db-4.7.25.0 rd /s/q db-4.7.25.0
@rem if exist openssl-0.9.8l rd /s/q openssl-0.9.8l
-@rem if exist sqlite-3.5.9 rd /s/q sqlite-3.5.9
+@rem if exist sqlite-3.6.21 rd /s/q sqlite-3.6.21
@rem bzip
if not exist bzip2-1.0.5 (
@@ -39,7 +39,7 @@
if not exist tk-8.5.2.0 svn export http://svn.python.org/projects/external/tk-8.5.2.0
@rem sqlite3
-if not exist sqlite-3.5.9 (
+if not exist sqlite-3.6.21 (
rd /s/q sqlite-source-3.3.4
- svn export http://svn.python.org/projects/external/sqlite-3.5.9
+ svn export http://svn.python.org/projects/external/sqlite-3.6.21
)