Fix improper @param name

The @param name should be partitionKey rather than document. This causes javadocs to error out. (ditto to last one)

Author: devigned

src/com/microsoft/azure/documentdb/HashPartitionResolver.java

@@ -130,7 +130,7 @@ public String resolveForCreate(Object document) {
     /**
      * Resolves the collection for reading/querying the documents based on the partition key.
      * 
-     * @param document the document to be read/queried.
+     * @param partitionKey the partition Key to be read/queried.
      * 
      * @return collection Self link(s) or Name based link(s) which should handle the Read operation
      */
@@ -154,4 +154,4 @@ public Iterable<String> resolveForRead(Object partitionKey) {
     private List<Map.Entry<String,Long>> getSerializedPartitionList() {
         return this.consistentHashRing.getSerializedPartitionList();
     } 
-}
+}