[eng-1238] add compatibility chart
[eng-1238] add compatibility chart

tmayfield/elasticsearch-jetty,paul-e-cooley/elasticsearch-jetty,whitefoxx/elasticsearch-jetty,paul-e-cooley/elasticsearch-jetty,sonian/elasticsearch-jetty,whitefoxx/elasticsearch-jetty,sonian/elasticsearch-jetty,tmayfield/elasticsearch-jetty,JoeyJiao/elasticsearch-jetty,JoeyJiao/elasticsearch-jetty