kernel: bump to 3.14.8
kernel: enable some PPP options
kernel: enable some USB LAN drivers
patch: fix for x-compile
fix some host deps
add patch needed for usb-modeswitch
libtool.cross: fix bashisms

if bash is detected by ltmain.sh, the generated libtool will use bash's
+= to append to variables instead of the portable way.

regenerated the libtool script from libxtst 1.2.2 on a host
without bash installed and applied the diff.
apr-util: remove bash dependency of libtool.cross
butch template: use rm -f
fix x-compile for some pkgs