diff --git a/build.gradle b/build.gradle
index 760ee2f..5221a46 100644
--- a/build.gradle
+++ b/build.gradle
@@ -128,7 +128,7 @@ tasks.withType(JavaExec) {
 }
 
 task wrapper(type: Wrapper) {
-    gradleVersion = '1.11'
+    gradleVersion = '2.1'
 }
 
 task classpath << {
diff --git a/gradle/wrapper/gradle-wrapper.jar b/gradle/wrapper/gradle-wrapper.jar
index 3c7abdf..3d0dee6 100644
Binary files a/gradle/wrapper/gradle-wrapper.jar and b/gradle/wrapper/gradle-wrapper.jar differ
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index 7b562d8..45eb7e4 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,6 @@
-#Mon Mar 24 17:14:51 IST 2014
+#Sun Nov 09 14:32:02 IST 2014
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=http\://services.gradle.org/distributions/gradle-1.11-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-2.1-bin.zip
diff --git a/runMain.sh b/runMain.sh
new file mode 100755
index 0000000..183a7ad
--- /dev/null
+++ b/runMain.sh
@@ -0,0 +1,12 @@
+#!/bin/sh
+if [ "$#" == "0" ]; then
+	echo "Usage: $0 className arg0 args1 ... argN"
+	exit 1
+fi
+main=$1
+shift
+if [ "$#" == "0" ]; then
+	./gradlew -q run -PmainClass=$main
+else
+	./gradlew -q run -PmainClass=$main -Pargs="$*"
+fi