Update VAAPI to 0.31, libva.so SONAME to libva.so.1

Signed-off-by: Austin Yuan <shengquan.yuan@intel.com>

configure.ac

@@ -22,8 +22,8 @@
 
 # libva package version number, (as distinct from shared library version)
 m4_define([libva_major_version], [0])
-m4_define([libva_minor_version], [30])
-m4_define([libva_micro_version], [4])
+m4_define([libva_minor_version], [31])
+m4_define([libva_micro_version], [0])
 
 m4_define([libva_version],
           [libva_major_version.libva_minor_version.libva_micro_version])
@@ -32,9 +32,9 @@ m4_define([libva_version],
 m4_define([libva_sds_version], [2])
 
 # if the library source code has changed, increment revision
-m4_define([libva_lt_revision], [1])
+m4_define([libva_lt_revision], [0])
 # if any interface was added/removed/changed, then inc current, reset revision
-m4_define([libva_lt_current], [0])
+m4_define([libva_lt_current], [1])
 # if any interface was added since last public release, then increment age
 # if any interface was removed since last public release, then set age to 0
 m4_define([libva_lt_age], [0])