updated gauge version
updated news.rst
redisabled benchmarks
Merge pull request #12 from steinwurf/update-gauge-version

Update gauge version
Add tables dependency in config.py
reenabled benchmarks and start using gauge major version 7
updated news file
Merge pull request #13 from steinwurf/use-gauge-7

Use gauge 7
Preparing to create tag 10.0.0
merge