updated requirement for libplist to handle iOS9 devices

Author: artygus

Diff for: configure.ac

@@ -16,7 +16,7 @@ AC_PROG_INSTALL
 
 # Checks for libraries.
 PKG_CHECK_MODULES(libimobiledevice, libimobiledevice-1.0 >= 1.2.0)
-PKG_CHECK_MODULES(libplist, libplist >= 1.11)
+PKG_CHECK_MODULES(libplist, libplist >= 1.12)
 AC_CHECK_LIB([plist], [plist_to_xml],
              [ ], [AC_MSG_FAILURE([*** Unable to link with libplist])],
              [$libplist_LIBS])