* README-release: Specify -j1 on the command to run all tests.
Otherwise, running some in parallel would cause failures, e.g.,
for rm/ext3-perf and tail-2/assert-2.
* README-release: Fix typo. it's "maintainer-clean".
Refer to HACKING for full list of dependencies.
Use cvs add's -ko option to inhibit $Id$-style keyword expansion.
* maint.mk (web-manual): Factor out definition of $(manual_title).
(vc-dist): Set XZ_OPT=-9ev for the final "make dist".
* cfg.mk (manual_title): Define it here.
Suggestions from Eric Blake.
