Removed trailing spaces in example

examples/gcd.rdbf

@@ -4,17 +4,18 @@ PROGRAM{
 	lastExecLine=0
 	PROGRAMTEXT{
 		def_blockLen=11
-int main(int a, int b) {
-   int i = 0;
-   while (a != b && i < 500) {
-      i = i + 1;
-      if(a > b)
-         a = a - b;
-      else
-         b = b - a;
-   }
-   return a;
-}
+int main(int a, int b) {                                        
+   int i = 0;                                                   
+   while (a != b && i < 50) {                                  
+      i = i + 1;                                                
+      if(a > b)                                                 
+         a = a - b;                                             
+      else                                                      
+         b = b - a;                                             
+   }                                                            
+   return a;                                                    
+}                                                               
+
 	}
 	INPUTVALUES{
 		a='2'
@@ -31,17 +32,18 @@ PROGRAM{
 	lastExecLine=0
 	PROGRAMTEXT{
 		def_blockLen=11
-int main(int b, int a) {
-   int i = 0;
-   while (a != b && i < 500) {
-      i = i + 1;
-      if(b > a)
-         a = a - b;
-      else
-         b = b - a;
-   }
-   return b;
-} 
+int main(int b, int a) {                                        
+   int i = 0;                                                   
+   while (a != b && i < 50) {                                  
+      i = i + 1;                                                
+      if(b > a)                                                 
+         a = a - b;                                             
+      else                                                      
+         b = b - a;                                             
+   }                                                            
+   return b;                                                    
+}                                                               
+
 	}
 	INPUTVALUES{
 		a='4'