refactor: remove trailing spaces

Author: Sylvain Fraïssé

src/main/java/com/codingame/codemachine/compiler/java/CodinGameJavaCompiler.java

@@ -24,10 +24,10 @@ public static void main(String... args) throws IOException {
 
             List<String> files = new ArrayList<>();
             List<String> options = new ArrayList<>();
-    
+
             for (int i = 0; i < args.length; ++i) {
                 String arg = args[i];
-    
+
                 if (arg.startsWith("-")) {
                     int paramCount = compiler.isSupportedOption(arg);
                     if (paramCount < 0) {
@@ -46,7 +46,7 @@ public static void main(String... args) throws IOException {
                     files.add(arg);
                 }
             }
-    
+
             if (!files.isEmpty()) {
                 Iterable<? extends JavaFileObject> compilationUnits = fileManager.getJavaFileObjectsFromStrings(files);
                 JavaCompiler.CompilationTask task =
@@ -68,12 +68,12 @@ public static void main(String... args) throws IOException {
                     case OTHER:
                         continue;
                     }
-                    
+
                     if (diagnostic.getLineNumber() >= 0 && diagnostic.getColumnNumber() >= 0) {
                         LineNumberReader reader = new LineNumberReader(new StringReader(diagnostic.getSource().getCharContent(true).toString()));
                         String line = reader.lines().skip(diagnostic.getLineNumber() - 1).limit(1).findAny().get();
-                        
-                        System.err.println(String.format("%s:%d: %s: %s\n%s\n%"+diagnostic.getColumnNumber()+"s", 
+
+                        System.err.println(String.format("%s:%d: %s: %s\n%s\n%"+diagnostic.getColumnNumber()+"s",
                                 diagnostic.getSource().getName(),
                                 diagnostic.getLineNumber(),
                                 diagnostic.getKind().name().toLowerCase(),
@@ -82,13 +82,13 @@ public static void main(String... args) throws IOException {
                                 "^"
                                 ));
                     } else {
-                        System.err.println(String.format("%s: %s: %s", 
+                        System.err.println(String.format("%s: %s: %s",
                                 diagnostic.getSource().getName(),
                                 diagnostic.getKind().name().toLowerCase(),
                                 diagnostic.getMessage(null)
                                 ));
                     }
-                    
+
                     if (files.contains(diagnostic.getSource().getName())) {
                         System.out.println(String.format("CG> annotate --type \"%s\" --file \"%s\" --position \"%s\" --message \"%s\"",
                                 type,