[LyX/master] make tests: Disable sessions handling

[Kornel Benko]

commit 3b05cf285145d7ced6b4d9014bb42f5a1e196746
Author: Kornel Benko <kor...@lyx.org>
Date:   Thu Jun 1 09:19:29 2017 +0200

    make tests: Disable sessions handling
    
    We use prefTest.pl to allow use of external programs
    while testing exports.
    The change here affects only the keytests though.
---
 lib/scripts/prefTest.pl.in |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/lib/scripts/prefTest.pl.in b/lib/scripts/prefTest.pl.in
index 3e002d9..3a4829c 100755
--- a/lib/scripts/prefTest.pl.in
+++ b/lib/scripts/prefTest.pl.in
@@ -13,6 +13,7 @@ my $userdir = "$bindir/Testing/.lyx";
 my %allowedKeys = (
   "use_converter_needauth_forbidden" => ["true", "false"],
   "use_converter_needauth" => ["true", "false"],
+  "allow_geometry_session" => ["false"],
     );
 
 chdir($bindir);
@@ -23,7 +24,7 @@ my %Subst = ();
 
 my $ctestparams = 0;
 my @ctestpars = ();
-for my $arg (@ARGV) {
+for my $arg ("allow_geometry_session=false", @ARGV) {
   if ($ctestparams) {
     push(@ctestpars, $arg);
   }