Fork/johannes2/license checker logging (#910)

* Fixes #905 License checker should respect log level when printing messages

- Using log level fine for license is valid print

* [Review - 910] - fixed broken test

* [Review - 910] - fixed broken test

vaadin-testbench-core/src/main/java/com/vaadin/testbench/tools/LicenseChecker.java

@@ -88,6 +88,7 @@ private static String getValidationInfo(String validationInfo) {
 
  private static void printValidationInfo(CvalInfo validationInfo) {
  printLine(validationInfo.getMessage().length());
+ getLogger().log(Level.FINE, validationInfo.getMessage());
  System.out.println(validationInfo.getMessage());
  printLine(validationInfo.getMessage().length());
  }
@@ -103,6 +104,7 @@ private static String getLine(int n) {
  // print formating line of "-" symbols
  private static void printLine(int n) {
  String line = getLine(n);
+ getLogger().log(Level.FINE, line);
  System.out.print(line);
  System.out.println();
  }