Add extra Debian kernel options

These options are in upstream Debian and Ubuntu configs, but not in the
Ubuntu PPA. Add them.

pkg/debian/kernel/ubuntu.config

@@ -2,3 +2,14 @@
 ## Disable debug info
 ##
 # CONFIG_DEBUG_INFO is not set
+
+##
+## Additional options from upstream (not in PPA)
+##
+CONFIG_ASHMEM=m
+CONFIG_ANDROID=y
+CONFIG_ANDROID_BINDER_IPC=m
+#CONFIG_ANDROID_BINDERFS is not set
+CONFIG_ANDROID_BINDER_DEVICES="binder"
+#CONFIG_ANDROID_BINDER_IPC_SELFTEST is not set
+