Merge pull request #97 from FionaQY/fix-command-bug

Fix issue where incorrect format error is shown when cursor is not at end of command

src/main/java/seedu/address/logic/parser/AddressBookParser.java

@@ -39,6 +39,7 @@ public class AddressBookParser {
      * @throws ParseException if the user input does not conform the expected format
      */
     public Command parseCommand(String userInput) throws ParseException {
+        userInput = userInput.replace("\n", "");
         final Matcher matcher = BASIC_COMMAND_FORMAT.matcher(userInput.trim());
         if (!matcher.matches()) {
             throw new ParseException(String.format(MESSAGE_INVALID_COMMAND_FORMAT, HelpCommand.MESSAGE_USAGE));