remedy comments from java-style to sql-style
add the example of cloudstone
Revert "add the example of cloudstone"

This reverts commit 6126ccfd53c075b484ab74876a4f9b558148d46f.
add the example of cloudstone
Short Type is not supported in apache hadoop
enable table storing over tachyon
add jvmstat tool for CloudstoneKafkalog4jAppender
ignore idea/eclipse files, ignore sbt-launcher.jar
Revert "ignore idea/eclipse files, ignore sbt-launcher.jar"

This reverts commit 1c3208a06ba4eb1adece93764073eb058d874b4d.
ignore idea/eclipse files, ignore sbt-launcher.jar