- Changed return value to given array instead an empty array in HelperArray::castSubColumn()
- Added HelperArray::castSubColumn()
- Added HelperFile::getMimeType; added "ext-fileinfo" to package requirements
- Change HelperArray::intImplode() argument type declaration: Allow all data-types
- Changed HelperArray::intExplode() argument type declaration: Added possible null
- Extracted @todo comments into github issues
- Initial Release