[gegl] configure: post-release version bump

[Øyvind "pippin" Kolås <ok src gnome org>]

commit 76ee1a53aeddf06babb56a4659a90e7b8becd0d9
Author: Øyvind Kolås <pippin gimp org>
Date:   Fri Mar 1 14:38:57 2019 +0100

    configure: post-release version bump

 configure.ac | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/configure.ac b/configure.ac
index f886d53fb..467e4b82d 100644
--- a/configure.ac
+++ b/configure.ac
@@ -14,7 +14,7 @@ dnl    set GEGL_BINARY_AGE _and_ GEGL_INTERFACE_AGE to 0.
 
 m4_define([gegl_major_version], [0])
 m4_define([gegl_minor_version], [4])
-m4_define([gegl_micro_version], [14])
+m4_define([gegl_micro_version], [15])
 m4_define([gegl_real_version],
           [gegl_major_version.gegl_minor_version.gegl_micro_version])
 m4_define([gegl_version], [gegl_real_version])