Updates documentation following merge of PR #198

Author: steve-perkins

README.md

@@ -273,7 +273,8 @@ should represent non-breaking changes.  The third number represents any very min
 
 * **5.1.0 (IN PROGRESS)**:  This release contains the following updates:
   * Supports path prefixes when using K/V engine V2.  [(PR #189)](https://github.com/BetterCloud/vault-java-driver/pull/189)
-  * Support all options for the createToken operation.  [(PR # 199)](https://github.com/BetterCloud/vault-java-driver/pull/199)
+  * Adds response body to exception for Auth failures.  [(PR #198)](https://github.com/BetterCloud/vault-java-driver/pull/198)
+  * Support all options for the createToken operation.  [(PR #199)](https://github.com/BetterCloud/vault-java-driver/pull/199)
 
 * **5.0.0**:  This release contains the following updates:
   * Changes the retry behavior, to no longer attempt retries on 4xx response codes (for which retries generally won't succeed anyway).  This 

src/main/java/com/bettercloud/vault/VaultConfig.java

@@ -213,7 +213,7 @@ public VaultConfig readTimeout(final Integer readTimeout) {
      * 1, to correspond to one path element in the prefix path.  To use
      * a longer prefix path, set this value.</p>
      *
-     * @param pathLength integer number of path elements in the prefix path
+     * @param prefixPathDepth integer number of path elements in the prefix path
      */
     public VaultConfig prefixPathDepth(int prefixPathDepth) {
        if (prefixPathDepth < 1) {