Log format
fix .gitignore to ignore /native build targets
MODCLUSTER-338 Advertize adds a message digest even if security key is not configured
MODCLUSTER-337 If HTTPd sends a digest, require digest matching
Merge pull request #17 from jfclere/master

Fix the %f.1 seconds --> %.1f seconds
Merge pull request #18 from rhusar/MODCLUSTER-337/master

MODCLUSTER-338 & MODCLUSTER-337