Fixed an issue in omx_init
Fixed an issue in omx_init

fixed : when running from the build directory, OMX_MODULE and TOOLS_DIR were set
	according to the current directory instead of the directory containing
	omx_init.
Now, omx_init can be run from everywhere

git-svn-id: 29c1264a5cf5e3532df57b06678e7347571c1a3c@3001 f1ba3bf5-cb5c-402b-92a9-7c6bdc83a356

ananos/xen2mx,ananos/xen2mx,ananos/open-mx,ananos/xen2mx,ananos/open-mx,ananos/xen2mx,ananos/open-mx