Move titan-kafka into theodolite commons and ks-commons

theodolite-benchmarks/commons/build.gradle

...te/commons/kafka/avro/SchemaRegistryAvroSerdeFactory.java

...heodolite/commons/kafka/simpleserdes/BufferConstants.java

...dolite/commons/kafka/simpleserdes/BufferDeserializer.java

...ks/theodolite/commons/kafka/simpleserdes/BufferSerde.java

...eodolite/commons/kafka/simpleserdes/BufferSerializer.java

...cks/theodolite/commons/kafka/simpleserdes/ReadBuffer.java

...dolite/commons/kafka/simpleserdes/SimpleDeserializer.java

...s/theodolite/commons/kafka/simpleserdes/SimpleSerdes.java

...eodolite/commons/kafka/simpleserdes/SimpleSerializer.java

...ks/theodolite/commons/kafka/simpleserdes/WriteBuffer.java

.../theodolite/benchmarks/commons/kstreams/GenericSerde.java

...dolite/benchmarks/commons/kstreams/PropertiesBuilder.java

...te/benchmarks/commons/kstreams/PropertiesBuilderImpl.java