add mtp responder to TWRP.
Big thanks to Dees_Troy for helping with the implementation.

Change-Id: I6c9c522b9c9de5dc139e2ecb0141008182ba07f0
diff --git a/prebuilt/Android.mk b/prebuilt/Android.mk
index 8a29e14..9431c94 100644
--- a/prebuilt/Android.mk
+++ b/prebuilt/Android.mk
@@ -26,8 +26,13 @@
 RELINK_SOURCE_FILES += $(TARGET_OUT_EXECUTABLES)/mke2fs
 RELINK_SOURCE_FILES += $(TARGET_OUT_EXECUTABLES)/tune2fs
 RELINK_SOURCE_FILES += $(TARGET_OUT_EXECUTABLES)/linker
+#RELINK_SOURCE_FILES += $(TARGET_OUT_EXECUTABLES)/twrpmtp
 RELINK_SOURCE_FILES += $(TARGET_OUT_SHARED_LIBRARIES)/libc.so
 RELINK_SOURCE_FILES += $(TARGET_OUT_SHARED_LIBRARIES)/libcutils.so
+RELINK_SOURCE_FILES += $(TARGET_OUT_SHARED_LIBRARIES)/libcorkscrew.so
+RELINK_SOURCE_FILES += $(TARGET_OUT_SHARED_LIBRARIES)/libusbhost.so
+RELINK_SOURCE_FILES += $(TARGET_OUT_SHARED_LIBRARIES)/libgccdemangle.so
+RELINK_SOURCE_FILES += $(TARGET_OUT_SHARED_LIBRARIES)/libutils.so
 RELINK_SOURCE_FILES += $(TARGET_OUT_SHARED_LIBRARIES)/libdl.so
 RELINK_SOURCE_FILES += $(TARGET_OUT_SHARED_LIBRARIES)/libext2_blkid.so
 RELINK_SOURCE_FILES += $(TARGET_OUT_SHARED_LIBRARIES)/libext2_com_err.so
@@ -53,6 +58,11 @@
 RELINK_SOURCE_FILES += $(TARGET_RECOVERY_ROOT_OUT)/sbin/toolbox
 ifneq ($(TW_OEM_BUILD),true)
     RELINK_SOURCE_FILES += $(TARGET_RECOVERY_ROOT_OUT)/sbin/twrp
+else
+    TW_EXCLUDE_MTP := true
+endif
+ifneq ($(TW_EXCLUDE_MTP), true)
+    RELINK_SOURCE_FILES += $(TARGET_OUT_SHARED_LIBRARIES)/libtwrpmtp.so
 endif
 ifeq ($(TARGET_USERIMAGES_USE_EXT4), true)
     RELINK_SOURCE_FILES += $(TARGET_OUT_SHARED_LIBRARIES)/libext4_utils.so