wok log unison/receipt

age author description
2013-12-05 Pascal Bellard Add some licenses
2013-08-14 Pascal Bellard Up unison (2.40.102)
2011-04-10 Pascal Bellard unison: fix compile_rules
2010-02-24 Rohit Joshi add/improve TAGS u* receipts
2009-08-30 Pascal Bellard Add unison