added # -*- coding: uft-8 -*-   and  # noinspection PyPep8Naming to each module
added GPL License statement to each module
added from __future__ import absolute_import to each module

class ImageDateParser to be inherited by data-set specific date-time-group parsers
class ImageDataParserLandsat(ImageDateParser) to extract date-time-groups from Landsat like data-sets (SceneID / ProductID)

make::createFilePackage
auto-generated test file package __init___.py

refactoring
navigation to TimeSeriesDate of interest

PixelLoadWorker always returns 3D stack

minor UI changes