Mike Sperber 018521cbc3 Merge from mike/dmda branch. ... This adds the language levels, teachpacks, and documentation for the textbook "Die Macht der Abstraktion". svn: r14019		2009-03-09 07:51:09 +00:00
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lang	Merge from mike/dmda branch.	2009-03-09 07:51:09 +00:00