A new regression test showed that implementing resource stickiness
with rsc_colocation was clearly broken and couldnt actually work.
It is now implemented with a rsc_location constraint and as a side-
effect, can now support any value between +INFINITY and -INFINITY.
CVS patchset: 6838
CVS date: 2005/06/30 11:59:43
Mercurial revision: 3e9b0fec3724c3f2f37425cbb198deacf3b9ba53