[CARBONDATA-1616] Documentation for Streaming Ingestion
[CARBONDATA-1616] Documentation for Streaming Ingestion

This closes #1877

ravipesala/incubator-carbondata,sgururajshetty/carbondata,ravipesala/incubator-carbondata,jackylk/incubator-carbondata,manishgupta88/carbondata,manishgupta88/incubator-carbondata,ravipesala/incubator-carbondata,sgururajshetty/carbondata,zzcclp/carbondata,manishgupta88/carbondata,manishgupta88/carbondata,manishgupta88/carbondata,manishgupta88/incubator-carbondata,jatin9896/incubator-carbondata,zzcclp/carbondata,manishgupta88/incubator-carbondata,zzcclp/carbondata,jackylk/incubator-carbondata,jackylk/incubator-carbondata,zzcclp/carbondata,sgururajshetty/carbondata,zzcclp/carbondata,ravipesala/incubator-carbondata,jatin9896/incubator-carbondata,jatin9896/incubator-carbondata,jackylk/incubator-carbondata,manishgupta88/incubator-carbondata