Remove methods from toString

Author: smeyer198

boomerangScope-Opal/src/main/scala/boomerang/scope/opal/tac/OpalVal.scala

@@ -169,5 +169,5 @@ class OpalVal(
     case _ => false
   }
 
-  override def toString: String = getVariableName
+  override def toString: String = s"$getVariableName + ${if (isUnbalanced) " unbalanced " + unbalancedStmt}"
 }

boomerangScope-Soot/src/main/java/boomerang/scope/soot/jimple/JimpleVal.java

@@ -267,10 +267,6 @@ public int hashCode() {
 
   @Override
   public String toString() {
-    return delegate.toString()
-        + " ("
-        + m
-        + ")"
-        + (isUnbalanced() ? " unbalanced " + unbalancedStmt : "");
+    return delegate.toString() + (isUnbalanced() ? " unbalanced " + unbalancedStmt : "");
   }
 }

boomerangScope-SootUp/src/main/java/boomerang/scope/sootup/jimple/JimpleUpVal.java

@@ -273,10 +273,6 @@ public int hashCode() {
 
   @Override
   public String toString() {
-    return delegate.toString()
-        + " ("
-        + m
-        + ")"
-        + (isUnbalanced() ? " unbalanced " + unbalancedStmt : "");
+    return delegate.toString() + (isUnbalanced() ? " unbalanced " + unbalancedStmt : "");
   }
 }