Update README.md to include ParseTwitterUtils

Author: wangmengyan95

README.md

@@ -16,9 +16,10 @@ The `ParseUI-Widget` library provides several useful UI widgets which integrate
     compile 'com.parse:parseui-login-android:0.0.1'
     compile 'com.parse:parseui-widget-android:0.0.1'
 
-    // Uncomment if using Facebook Login (optional Maven dependency)
+    // Uncomment if using Facebook or Twitter Login (optional Maven dependency)
     // compile 'com.facebook.android:facebook-android-sdk:4.6.0'
     // compile 'com.parse:parsefacebookutils-v4-android:1.10.3@aar'
+    // compile 'com.parse:parsetwitterutils-android:1.10.3'
     ```
 
 ## Usage
@@ -47,4 +48,4 @@ IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
 FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
 COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
 IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
-CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.