revlog: refactor chunk cache interface again
- chunk to _chunk
- _prime to _chunkraw
- _chunkclear for cache clearing
- _chunk calls _chunkraw
- clean up _prime a bit
- simplify users in revision and checkinlinesize
- drop file descriptor passing (we're better off opening fds lazily
{motd}
<div class="logo">
<a href="http://www.selenic.com/mercurial/">
<img src="{staticurl}hglogo.png" width=75 height=90 border=0 alt="mercurial"></a>
</div>
</body>
</html>