[CARBONDATA 1040] Add notes of unsupported update table and delete records in spark 2.1 This closes #900
[CARBONDATA 1040] Add notes of unsupported update table and delete records in spark 2.1 This closes #900

shivangi1015/incubator-carbondata,aniketadnaik/carbondataStreamIngest,jatin9896/incubator-carbondata,jatin9896/incubator-carbondata,ksimar/incubator-carbondata,zzcclp/carbondata,HuaweiBigData/carbondata,manishgupta88/carbondata,manishgupta88/carbondata,aniketadnaik/carbondataStreamIngest,HuaweiBigData/carbondata,manishgupta88/incubator-carbondata,nehabhardwaj01/incubator-carbondata,sgururajshetty/carbondata,ravipesala/incubator-carbondata,PallaviSingh1992/carbondata,manishgupta88/incubator-carbondata,jackylk/incubator-carbondata,manishgupta88/carbondata,manishgupta88/carbondata,ksimar/incubator-carbondata,manishgupta88/incubator-carbondata,jackylk/incubator-carbondata,ksimar/incubator-carbondata,ravipesala/incubator-carbondata,zzcclp/carbondata,jackylk/incubator-carbondata,zzcclp/carbondata,zzcclp/carbondata,PallaviSingh1992/carbondata,PallaviSingh1992/carbondata,jatin9896/incubator-carbondata,sgururajshetty/carbondata,shivangi1015/incubator-carbondata,nehabhardwaj01/incubator-carbondata,HuaweiBigData/carbondata,manishgupta88/incubator-carbondata,aniketadnaik/carbondataStreamIngest,zzcclp/carbondata,ravipesala/incubator-carbondata,sgururajshetty/carbondata,jackylk/incubator-carbondata,nehabhardwaj01/incubator-carbondata,ravipesala/incubator-carbondata,shivangi1015/incubator-carbondata