Prepare 2.0.3 Release

Prepare for 1.6.8 Release

Prepare for 1.6.7 relaese

* Protect against overflows in Size Estimates (SPARKC-492)
* Confirm truncation with datasource writes (SPARKC-472)

Preparing 2.0.2 Release

* SPARKC 492: Protect against Size Estimate Overflows

* SPARKC-491: add java.time classes support to converters and sparkSQL

* SPARKC-470: Allow Writes to Static Columnns and Partition Keys

Prepare 1.6.6 Release

* Allow Writes to Static Columns and Partition Keys (SPARKC-470)
* SessionProxy Should Proxy all Runtime Interfaces (SPARKC-476)
* Always Use Codec Cache When Reading from Driver Rows (SPARKC-473)

Prepare 2.0.1 Release

  * Refactor CustomTableScan Method (SPARKC-481)

Prepare 2.0.0 Release

Includes
SPARKC-474: Driver Upgrade
SPARKC-473: RowReader Optimization for all RowReaders (SPARKC-383)

Prepare 2.0.0-RC1 Release

2.0.0 RC1
  * Includes all patches up to 1.6.5
  * Automatic adjustment of Max Connections (SPARKC-471)
  * Allow for Custom Table Scan Method (SPARKC-459)
  * Enable PerPartitionLimit (SPARKC-446)
  * Support client certificate authentication for two-way SSL Encryption (SPARKC-359)
  * Change Config Generation for Cassandra Runners (SPARKC-424)
  * Remove deprecated QueryRetryDelay parameter (SPARKC-423)
  * User ConnectionHostParam.default as default hosts String
  * Update usages of deprecated SQLContext so that SparkSession is used instead (SPARKC-400)
  * Test Reused Exchange SPARK-17673 (SPARKC-429)
  * Module refactoring (SPARKC-398)
  * Recognition of Java Driver Annotated Classes (SPARKC-427)
  * RDD.deleteFromCassandra (SPARKC-349)
  * Coalesce Pushdown to Cassandra (SPARKC-161)
  * Custom Conf options in Custom Pushdowns (SPARKC-435)
  * Upgrade CommonBeatUtils to 1.9.3 to Avoid SID-760 (SPARKC-457)

Prepare 1.6.5 Release

* Optimize Spark Sql Count(*) with CassandraCount (SPARKC-412)
* Fix Incomplete Shading of Guava (SPARKC-461)
* Replace all Logging Dependencies from Spark-Core with Internal Class (SPARKC-460)
* Remove Java8 Dependency in CassandraConnectorConf (SPARKC-462)

Prepare 1.6.4 Release

Merge branch 'b1.5' into b1.6