tests/test-config-case

revlogio: speed up parsing

- precalcuate ending offset
- pull some variables into local scope
- separate inline and out of line code paths

#!/bin/sh

echo '[Section]' >> $HGRCPATH
echo 'KeY = Case Sensitive' >> $HGRCPATH
echo 'key = lower case' >> $HGRCPATH

hg showconfig Section