Beginning move to custom data points
Added datapoint factories and default impls for long and double, moving code to use factories
adding kairos datapoint factory
Added logo to KairosDB Web UI
a sampler aggregator based on rate one, but simplier
wrap sampler aggregator in UI
some unit testing for SamplerAggregator
a more realistic test for SamplerAggregate
Make keyspace configurable in properties file
Merged develop
Fixing compile breaks
Fixed aggregator code
Added loading of data point factories
Adding group by type
handle NumberFormatException by throwing a ValidatorException
Getting closer
fixing
making progress
Merged with develop
Only 9 errors in the main code