[upstream] parted-3.2: remove test t0251-gpt-unicode.sh.
[upstream] Update to gdb-7.8.
[upstream] Update to gpgme-1.5.1.
[upstream] Update to dhcpcd-6.4.3.
[upstream] Update to cups-1.7.5.

update dhcp client script patch revision
patch x264 configure script to run on systems without bash