Avoid a NullPointerException.
Add expiry to CouchbaseAction.
Bump version.
Avoid a NullPointerException.
Add expiry to CouchbaseAction.
Expose expiry argument to the user.
Add support for expiry in export tool.
Solve some bugs of expiry feature and usage.
Fix usage printing issue.
Count existant keys store ops that return false.
Add abstract in README.
Removed some redundant words.
Update README title
Reformat README.
Update README.md
Update to CDH5.
Merge branch 'develop' of https://github.com/Avira/couchdoop into develop
Document CDH5 dependency issue.
Solve CDH5 dependecy issue in tool and benchmark jobs.
Merge branch 'develop'

Conflicts:
	pom.xml