ClassHelper and DaytimeString improvements
Included in this release:
- ClassHelper: Added
findClassesInRepository(). - ClassHelper: Added the
ClassRepositoryManagerutility class. - ClassHelper: Added
setCacheFolder()to set the cache folder for the class repository. - DaytimeString: Added empty value tracking and
isEmpty()to recognize empty values. - DaytimeString: Added
toReadable()for pretty empty values. - DaytimeString: Added
setEmptyTimeText()to customize the empty time text. - DaytimeString: Seconds are now ignored to support MySQL
TIMEvalues.