Fix GEANT4 and make more portable and flexible (#6956)

* Turning off default Qt support. Restricting Qt version to <= 4.9 else geant4 won't build

* Making vecgeom optional

* Differentiating between cxx11 and cxx14 support

* Making vecgeom optional. Part 2. forgot to move usolids option

* Adding explicit CXX11 and CXX14 support

* Adding more clhep version to support newer GEANT4 versions

* Adding GEANT4 versions 10.03.p03 and 10.04

* Checkpoint. Adding opengl and x11 variant. Lead up to more changes to enable X11 support

* Adding dependency on fixesproto for newer versions

* Making the X11 dependent pieces work without requiring X11 on the system

* Adding motif

var/spack/repos/builtin/packages/motif/package.py

@@ -0,0 +1,45 @@
+##############################################################################
+# Copyright (c) 2013-2017, Lawrence Livermore National Security, LLC.
+# Produced at the Lawrence Livermore National Laboratory.
+#
+# This file is part of Spack.
+# Created by Todd Gamblin, tgamblin@llnl.gov, All rights reserved.
+# LLNL-CODE-647188
+#
+# For details, see https://github.com/spack/spack
+# Please also see the NOTICE and LICENSE files for our notice and the LGPL.
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU Lesser General Public License (as
+# published by the Free Software Foundation) version 2.1, February 1999.
+#
+# This program is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the IMPLIED WARRANTY OF
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the terms and
+# conditions of the GNU Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+##############################################################################
+from spack import *
+
+
+class Motif(AutotoolsPackage):
+    """"
+    Motif - Graphical user interface (GUI)
+    specification and the widget toolkit
+    """
+    homepage = "http://motif.ics.com/"
+    url = "http://cfhcable.dl.sourceforge.net/project/motif/Motif 2.3.8 Source Code/motif-2.3.8.tar.gz"
+
+    version('2.3.8', '7572140bb52ba21ec2f0c85b2605e2b1')
+
+    depends_on("flex")
+    depends_on("libx11")
+    depends_on("libxt")
+    depends_on("libxext")
+    depends_on("libxft")
+    depends_on("libxcomposite")
+    depends_on("libxfixes")
+    depends_on("xbitmaps")