Repair "make distcheck".

src/ext/include.am

@@ -143,6 +143,8 @@ src_ext_keccak_tiny_libkeccak_tiny_a_SOURCES= \
 LIBKECCAK_TINY_HDRS = \
 	src/ext/keccak-tiny/keccak-tiny.h
 
+noinst_HEADERS += $(LIBKECCAK_TINY_HDRS)
+
 LIBKECCAK_TINY=src/ext/keccak-tiny/libkeccak-tiny.a
 noinst_LIBRARIES += $(LIBKECCAK_TINY)
 

src/test/include.am

@@ -225,4 +225,5 @@ EXTRA_DIST += \
 	src/test/test_keygen.sh \
         src/test/test_zero_length_keys.sh \
         src/test/test_ntor.sh src/test/test_bt.sh \
-	src/test/test-network.sh
+	src/test/test-network.sh \
+	src/test/test_switch_id.sh