Issue #20743: Fix a reference leak in test_tcl.

diff --cc Lib/test/test_tcl.py
Simple merge

diff --cc Misc/NEWS
index d469f689c03086170b764fa1666222c7ceef47a3,0bb54c5f88963e3f58e221d8b1eeeccb9100c3d0..dafdb3f77922ac758b169fc14eb174fc169c0932
--- 1/Misc/NEWS
--- 2/Misc/NEWS
+++ b/Misc/NEWS
@@@ -2,26 -2,10 +2,31 @@@
  Python News
  +++++++++++
  
 -What's New in Python 3.3.5 release candidate 1?
 +What's New in Python 3.4.1?
 +===========================
 +
 +Core and Builtins
 +-----------------
 +
 +- Issue #20637: Key-sharing now also works for instance dictionaries of
 +  subclasses.  Patch by Peter Ingebretson.
 +
 +Library
 +-------
 +
 +- Issue #19748: On AIX, time.mktime() now raises an OverflowError for year
 +  outsize range [1902; 2037].
 +
++Tests
++-----
++
++- Issue #20743: Fix a reference leak in test_tcl.
++
 +
 +What's New in Python 3.4.0 release candidate 2?
  ===============================================
  
 -*Release date: XXXX-XX-XX*
 +Release date: 2014-02-23
  
  Core and Builtins
  -----------------