added -DEXMIMO in Makefile for OCTAVE scripts

git-svn-id: http://svn.eurecom.fr/openair4G/trunk@5912 818b1a75-f10b-46b9-bf7c-635c3b92a50f

targets/ARCH/EXMIMO/USERSPACE/OCTAVE/Makefile

 CC = gcc
-CFLAGS = -DUSER_MODE -g 
+CFLAGS = -DUSER_MODE -DEXMIMO -g 
 XTRA_CFLAGS = -msse -msse2 -mssse3 -fPIC
 
 #ifndef OPENAIR0_DIR