Remove unnecessary INCLUDES
Remove unnecessary INCLUDES

This fixes the following warning from automake:

vpp/Makefile.am:1: warning: 'INCLUDES' is the old name for 'AM_CPPFLAGS' (or '*_CPPFLAGS')

uartie/libyami,YuJiankang/libyami,seanvk/libyami,lizhong1008/libyami,01org/libyami,YuJiankang/libyami,yizhouwei/libyami,01org/libyami,YuJiankang/libyami,yizhouwei/libyami,zhaobob/libyami,yizhouwei/libyami,uartie/libyami,zhaobob/libyami,seanvk/libyami,lizhong1008/libyami,stripes416/libyami,01org/libyami,stripes416/libyami,zhaobob/libyami,lizhong1008/libyami,seanvk/libyami,stripes416/libyami,uartie/libyami