r23560 - gnucash/trunk - SWIG version updates

[Geert Janssens]

Author: gjanssens
Date: 2013-12-14 11:40:54 -0500 (Sat, 14 Dec 2013)
New Revision: 23560
Trac: http://svn.gnucash.org/trac/changeset/23560

Added:
   gnucash/trunk/macros/ax_pkg_swig.m4
   gnucash/trunk/macros/ax_python_devel.m4
   gnucash/trunk/macros/ax_swig_python.m4
Removed:
   gnucash/trunk/macros/ac_pkg_swig.m4
   gnucash/trunk/macros/ac_python_devel.m4
Modified:
   gnucash/trunk/configure.ac
Log:
SWIG version updates

- move the swig version check after the guile checks
  this allows us to check for a different version of swig
  based on the guile version that was detected
- use more recent autoconf macros for swig (from the autotools archive)
  this give us more flexible error reporting