add requirement for JDK 1.6
add requirement for JDK 1.6

splicemachine/spliceengine,splicemachine/spliceengine,CompilerWorks/spliceengine,CompilerWorks/spliceengine,CompilerWorks/spliceengine,splicemachine/spliceengine,splicemachine/spliceengine,splicemachine/spliceengine,splicemachine/spliceengine,splicemachine/spliceengine,CompilerWorks/spliceengine,CompilerWorks/spliceengine,CompilerWorks/spliceengine