httprepo: record the url after a request, makes pull + redirect works
POST+redirect doesn't work in python, as a workaround we record the url
from the previous GETs so that when we do a POST it uses the redirected url
fix issue327
#!/bin/sh
hg init
echo This is file a1 > a
hg add a
hg commit -m "commit #0" -d "1000000 0"
touch b
hg add b
rm b
hg commit -A -m"comment #1" -d "1000000 0"