staging: android: ion: Remove unused rbtree for ion_buffer
clean_header: Write to correct dst_file
clean_header: Don't print extraneous newline char
clean_header: Fix error handling for no-such-file case
clean_header: Run outside of $ANDROID_BUILD_TOP
ueventd: Increase uevent buffer size to 2MB
Increase netlink uevent rcvbuf size to 16M
ueventd: Increase uevent buffer size to 2MB