[collectd] minor patches for logfile plugin

[Luke Heberling]

logfile.patch:
A patch which fixes the Timestamp configuration option.

conf_order_doc.patch
A patch which documents some (obvious in hindsight) behavior that 
confused me momentarily.
-------------- next part --------------
A non-text attachment was scrubbed...
Name: conf_order_doc.patch
Type: text/x-diff
Size: 530 bytes
Desc: not available
Url : http://mailman.verplant.org/pipermail/collectd/attachments/20071212/e5630abd/attachment.patch 
-------------- next part --------------
A non-text attachment was scrubbed...
Name: logfile.patch
Type: text/x-diff
Size: 466 bytes
Desc: not available
Url : http://mailman.verplant.org/pipermail/collectd/attachments/20071212/e5630abd/attachment-0001.patch