changes

	* Fixes for Cassandra 0.7 client (tjake)
	* New generator FileGenerator (nono)
	* Fixes for MongoDB (nono)
	* Fixes for Voldemort (nono)
	* JDBC client (sudiptodas)
	* HotspotIntegerGenerator (sudiptodas)	
        * Optimizing cassandra7 (joaquincasares)
        * Mysql key fix (joaquincasares)
        * Added a db plugin for Infinispan (maniksurtani)
        * gh-31 Support to stop benchmark after a maximum specified elapsed time. (sudiptodas)
        * gh-35 Cassandra0.8 support (joaquincasares)
        * gh-30 IllegalArgumentException with MongoDB (m1ch1)
        * gh-27 MongoDbClient was not working with non localhost URLs (arunxarun)
        * gh-29 Add simple sharding capabilities for JDBC driver (kibab)
        * gh-40 Merge Redis database interface layer (lehmannro)
        * gh-42 Response latencies are measured in microseconds (mikewied)
        * gh-43 Variable length fields (sears)
        * gh-44 Constant occupancy workload (sears)
        * gh-45 Modify DB API for efficient large object support (sears)
        * gh-46 Fixed typo in RedisClient (Zlender)
        * gh-49 Build fix (sears)
        * gh-50 Switch unordered key generation from FNV32 to FNV64 (sears)
        * gh-51 Improved Random Number Generation Performance and add Exponential distribution support (sears)

0.1.3
	* Voldemort binding (rsumbaly)
	* HBase client improvements (ryanobjc)
	* Fixes to Cassandra 0.7 binding (johanoskarsson, nickmbailey)
	* Added an interface for exporting the measurements and a JSON implementation. It can write to both stdout and to a file (johanoskarsson)
	* Other minor fixes (brianfrankcooper)