[ET Trac] [Einstein Toolkit] #1566: Update Cactus autoconf

[Einstein Toolkit]

#1566: Update Cactus autoconf
----------------------+-----------------------------------------------------
 Reporter:  eschnett  |       Owner:                     
     Type:  defect    |      Status:  new                
 Priority:  major     |   Milestone:                     
Component:  Cactus    |     Version:  development version
 Keywords:            |  
----------------------+-----------------------------------------------------
 We are using autoconf 2.13 for Cactus. This release is by now 15 years old
 and doesn't support Fortran (nor modern C++ features). It is time to
 update.

-- 
Ticket URL: <https://trac.einsteintoolkit.org/ticket/1566>
Einstein Toolkit <http://einsteintoolkit.org>
The Einstein Toolkit