Add code_reset

Package up a utility (and the library it depends on) that can reset the
N900's lock code.  Useful if a device is locked and you've forgotten the
code.

buildroot-patches/series

@@ -2,3 +2,5 @@ gcc46-avoid-segfault.patch
 linux-firmware-version-bump.patch
 linux-firmware-wl1251.patch
 nano-add-syntax-highlighting.patch
+pkg-maemo-libcal.patch
+pkg-maemo-code-reset.patch