relax SVN archive

The command used was:
svn merge -r16865:r16866 svn+ssh://bugman@.../svn/relax/trunk .

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r16866 | bugman | 2012-06-11 21:05:16 +0200 (Mon, 11 Jun 2012) | 6 lines
Changed paths:
M /trunk/test_suite/gui_tests/model_free.py

Bug fix for a segmentation fault occurring during the model-free GUI test.

Flushing of the interpreter queue object is needed as some parts of the interface use asynchronous
user function calls.
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