Release Spot 1.99.2

* NEWS, configure.ac, doc/org/setup.org: Bump version number.

NEWS

@@ -1,7 +1,7 @@
-New in spot 1.99.1a (not yet released)
+New in spot 1.99.2 (2015-07-18)
 
   * The scc_info object, used to build a map of SCCs while gathering
-    additionnal information, has been simplified and speed up.  One
+    additional information, has been simplified and speed up.  One
     test case where ltlcross would take more than 13min (to check the
     translation of one PSL formula) now takes only 75s.
 
@@ -18,19 +18,19 @@ New in spot 1.99.1a (not yet released)
     automaton generatated by ltl2dstar (configured with ltl2tgba) for
     the formula
       !((GFa -> GFb) & (GFc -> GFd))
-    has 4307 states and 14 pairs.  The new algorithm can translate it
-    into a TGBA with 9754 states and 7 acceptance sets, while the
-    default approch used for converting any acceptance to TGBA would
-    produce 250967 states and 7 acceptance sets.
+    has 4307 states and 14 acceptance sets.  The new algorithm can
+    translate it into a TGBA with 9754 states and 7 acceptance sets,
+    while the default approch used for converting any acceptance
+    to TGBA would produce 250967 states and 7 acceptance sets.
 
   * Bugs fixed:
-    - p[+][:*2] was not detected as belonging to siPSL
+    - p[+][:*2] was not detected as belonging to siPSL.
     - scc_filter() would incorrectly remove Fin marks from
       rejecting SCCs.
-    - the libspotltsmin library is installed
+    - the libspotltsmin library is installed.
     - ltlcross and ltldo did not properly quote atomic propositions
-      and temporary file names containing a single-quote
-    - A missing Python.h is now diagnosed at ./configure time, with
+      and temporary file names containing a single-quote.
+    - a missing Python.h is now diagnosed at ./configure time, with
       the suggestion to either install python3-devel, or run
       ./configure --disable-python.
     - Debian packages for libraries have been split from