update README.md with what's new for 3.0.2, 3.0.3, 3.0.4

(cherry picked from commit 0223fe7)

Author: sammefford

README.md

@@ -23,9 +23,30 @@ The Java API supports the following core features of the MarkLogic database:
   improvements
 * JSON - JacksonHandle, JacksonDatabindHandle, and JacksonParserHandle make wrangling JSON a pleasure
 * JavaScript Extensions - develop production-ready server-side extensions using ready-to-go scaffolding
+* Many bug fixes
 
 For more details, please read this [deeper dive](http://developer.marklogic.com/features/java-client-api-2)
 
+### What's New in Java Client API 3.0.2
+
+* Many bug fixes
+
+### What's New in Java Client API 3.0.3
+
+* Search Extract - add support to SearchHandle (actually MatchDocumentSummary) for content extracted by
+  (extract-document-data options)[http://docs.marklogic.com/search:search#opt-extract-document-data]
+* Bi-Temporal enhancements - support bulk write of bitemporal documents; expose bitemporal system time
+* Bulk delete
+* Many bug fixes
+
+### What's New in Java Client API 3.0.4
+
+* Semantics API - GraphManager for CRUD of semantic graphs; SPARQLQueryManager for executing SPARQL
+  update, select, describe, construct, and ask queries
+* Enable (MarkLogic Jena API)[https://github.com/marklogic/marklogic-jena] (separate project)
+* Enable (MarkLogic Sesame API)[https://github.com/marklogic/marklogic-sesame] (separate project)
+* Many bug fixes
+
 ### QuickStart
 
 To use the API in your maven project, include the following in your pom.xml: