README.md in titan-jars-0.4.4 vs README.md in titan-jars-0.5.0

@@ -1,9 +1,11 @@
 JAR files for the Titan Graph Database
 ==================================================
 
 This gem provides a set of jar files of the Titan Graph Database.
 
+Only hadoop2 is supported.
+
 To use it: `require 'titan-jars'`
 
 
 License
 ==================================================
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