small fixes for test-newbranch
- hg tip doesn't use the branch cache; use hg log -r in its place
- commit doesn't use a HG_MERGE environment variable
- change the dates from "0 0" to "1000000 0"
#!/bin/sh
hg init
echo foo > a
hg add a
hg commit -m "1" -d "1000000 0"
hg verify
chmod -r .hg/data/a.i
hg verify 2>/dev/null || echo verify failed
chmod +r .hg/data/a.i
hg verify 2>/dev/null || echo verify failed
chmod -w .hg/data/a.i
echo barber > a
hg commit -m "2" -d "1000000 0" 2>/dev/null || echo commit failed