Preparing for 1.6.2 release

Author: ctmay4

README.md

@@ -29,14 +29,14 @@ Download [the latest JAR][1] or grab via Maven:
 <dependency>
     <groupId>com.imsweb</groupId>
     <artifactId>staging-client-java</artifactId>
-    <version>1.6</version>
+    <version>1.6.2</version>
 </dependency>
 ```
 
 or via Gradle:
 
 ```groovy
-compile 'com.imsweb.com:staging-client-java:1.6'
+compile 'com.imsweb.com:staging-client-java:1.6.2'
 ```
 
 ## Usage