Polish formatting in Groovy scripts

spring-context/src/test/resources/org/springframework/scripting/groovy/Calculator.groovy

@@ -5,6 +5,7 @@ import org.springframework.scripting.Calculator
 class GroovyCalculator implements Calculator {
 
 	int add(int x, int y) {
-	   return x + y;
+		return x + y;
 	}
+
 }

spring-context/src/test/resources/org/springframework/scripting/groovy/CallCounter.groovy

@@ -11,14 +11,15 @@ class GroovyCallCounter implements CallCounter {
 	}
 
 	void before() {
-	  count++;
+		count++;
 	}
 
 	int getCalls() {
-	  return count;
+		return count;
 	}
 
 	void destroy() {
 		count = -200;
 	}
+
 }

spring-context/src/test/resources/org/springframework/scripting/groovy/DelegatingCalculator.groovy

@@ -3,17 +3,18 @@ package org.springframework.scripting.groovy;
 import org.springframework.scripting.Calculator
 
 class DelegatingCalculator implements Calculator {
-	
+
 	def Calculator delegate;
 
 	int add(int x, int y) {
-	   //println "hello"
+		//println "hello"
-	   //println this.metaClass.getClass()
+		//println this.metaClass.getClass()
-	   //println delegate.metaClass.getClass()
+		//println delegate.metaClass.getClass()
-	   //delegate.metaClass.invokeMethod("add", [x,y])
+		//delegate.metaClass.invokeMethod("add", [x,y])
-	   
+
-	   delegate.callMissingMethod()
+		delegate.callMissingMethod()
-	   
+
-	   return delegate.add(x,y)
+		return delegate.add(x,y)
 	}
+
 }