Fix multilanguage support

[Segelzwerg]

• update SpeedForm German

• update PaceForm German

• add controller test for every request mapping from SpeedForm German

• add controller test for every request mapping from PaceForm German

• fix Time toString()
  

  SportToolBox/src/main/java/segelzwerg/sporttooolbox/IUnits/Time.java

  Lines 64 to 69 in cf9d875

  	public String toString() {
  	int hour = getOnlyHours();
  	int minute = getOnlyMinutes();
  	int second = getOnlySeconds();
  	return hour + " hour(s), " + minute + " minute(s) and " + second + " second(s)";
  	}

• fix Speed and Pace Unit
  

  SportToolBox/src/main/java/segelzwerg/sporttooolbox/IUnits/KilometerPerHour.java

  Line 14 in cf9d875

  public final static String unit = "kilometer per hour";

  this is only an example other units must be changed too

[Segelzwerg]

#71 should be done first