added spark-class and spark-executor to sbin

Signed-off-by: shane-huang <shengsheng.huang@intel.com>
add admin scripts to sbin

Signed-off-by: shane-huang <shengsheng.huang@intel.com>
moved user scripts to bin folder

Signed-off-by: shane-huang <shengsheng.huang@intel.com>
add scripts in bin

Signed-off-by: shane-huang <shengsheng.huang@intel.com>
fix path

Signed-off-by: shane-huang <shengsheng.huang@intel.com>
fix paths and change spark to use APP_MEM as application driver memory instead of SPARK_MEM, user should add application jars to SPARK_CLASSPATH

Signed-off-by: shane-huang <shengsheng.huang@intel.com>
rm bin/spark.cmd as we don't have windows test environment. Will added it later if needed

Signed-off-by: shane-huang <shengsheng.huang@intel.com>