Fixed Compiling error with Ubuntu 13.04
Fixed Compiling error with Ubuntu 13.04

floodlight/ivs,harshsin/ivs,rlane/ivs,floodlight/ivs,floodlight/ivs,harshsin/ivs,harshsin/ivs,rlane/ivs,vezril/ivs,vezril/ivs,rlane/ivs,harshsin/ivs,vezril/ivs,rlane/ivs