Try tcltk 8.6.13 (NO_JIRA)

Try version that is closest to the version Pmw was released for yet fixes the bugs we need to fix

Author: jasonccole

build_conquest_python.py

@@ -168,7 +168,7 @@ def verify(self):
 
 class TclPackage(AutoconfMixin, NoArchiveMixin, Package):
     name = 'tcl'
-    version = '8.6.16'
+    version = '8.6.13'
     tclversion = '8.6'
 
     @property
@@ -297,7 +297,7 @@ def verify(self):
 
 class TkPackage(AutoconfMixin, NoArchiveMixin, Package):
     name = 'tk'
-    version = '8.6.16'
+    version = '8.6.13'
 
     @property
     def source_archives(self):