Sat, 28 Apr 2012 16:06:30 +0200 wenzelm some updates concerning current Proof General 4.x, which lacks X-Symbol mode of 3.x;
Sat, 28 Apr 2012 11:24:20 +0200 huffman add isar-ref documentation for transfer package
Sat, 28 Apr 2012 10:03:46 +0200 haftmann less confusion in NEWS
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