cmd:thor: Support for TIZEN's download command (thordown)

New command - thordown - has been added to support downloading data
via lthor TIZEN program.
It is similar to dfu command syntax and reuses its code for flashing data.

Signed-off-by: Lukasz Majewski <l.majewski@samsung.com>
diff --git a/common/Makefile b/common/Makefile
index 288690b..8daca5b 100644
--- a/common/Makefile
+++ b/common/Makefile
@@ -168,6 +168,7 @@
 COBJS-$(CONFIG_USB_STORAGE) += usb_storage.o
 endif
 COBJS-$(CONFIG_CMD_USB_MASS_STORAGE) += cmd_usb_mass_storage.o
+COBJS-$(CONFIG_CMD_THOR_DOWNLOAD) += cmd_thordown.o
 COBJS-$(CONFIG_CMD_XIMG) += cmd_ximg.o
 COBJS-$(CONFIG_YAFFS2) += cmd_yaffs2.o
 COBJS-$(CONFIG_CMD_SPL) += cmd_spl.o