Update NTK submodule.
treef0c457985301cf1a4d8587ea17966726aa1f3b4f
-rw-r--r-- 582 .gitignore
-rw-r--r-- 90 .gitmodules
-rw-r--r-- 17992 COPYING
drwxr-xr-x - FL
-rw-r--r-- 1534 Makefile
-rw-r--r-- 307 README.build
-rw-r--r-- 1016 README.packagers
-rwxr-xr-x 1509 configure
drwxr-xr-x - lib
drwxr-xr-x - mixer
drwxr-xr-x - nonlib
drwxr-xr-x - scripts
drwxr-xr-x - sequencer
drwxr-xr-x - session-manager
drwxr-xr-x - timeline