Fix multiple groups of mutually exclusive tags
commitc8c2d2b1f715158a1f55a7eaf4797c78562b4402
authorNicolas Goaziou <mail@nicolasgoaziou.fr>
Thu, 28 Apr 2016 20:04:49 +0000 (28 22:04 +0200)
committerNicolas Goaziou <mail@nicolasgoaziou.fr>
Thu, 28 Apr 2016 20:04:49 +0000 (28 22:04 +0200)
treeedeec167827351b81e3f3033163e7b6e324307f3
parente818699113218081967eaf7e10427a7d70f7fbd2
Fix multiple groups of mutually exclusive tags

* lisp/org.el (org-set-tags): Use a subtler mechansim to remove
  duplicate tags.  This fixes a bug introduced in 77b4fad.

Reported-by: Christoph LANGE <math.semantic.web@gmail.com>
<http://permalink.gmane.org/gmane.emacs.orgmode/106763>
lisp/org.el