tests: move updatemeta & rebuildmeta tests into comprehensive this decreases normal the test count from 689 to 269, as both iterate over all our fixture, and test_utility_commands already tests both rudimentarily.

#!/bin/sh
. $(dirname $0)/common.sh

for b in `hg branches -aq` ; do
    hg co $b || break
    echo verifying $b
    hg svn verify
done