fixed DTG parsing from ENVI header
recognizes YYYY as date

stacked image import preserves ColorTable and CategoryNames information (from first input stack band)

mapvisualization.py renderToXml now uses in-memory VRT as dummy VRT

utils.py createQgsField extended to other types of numpy floats
timeseries.py fixed verifyInputImage

startet implementatino of stackedbandinput dialog and required classes

updated plugin about text

Merge branches 'develop' and 'feature/bugfixes' of https://bitbucket.org/jakimowb/eo-time-series-viewer into feature/bugfixes

fixed issue #64 "Plot Style Line Size (1pt already huge)". Solution wasQPen::setCosmetic(True) for using scale-independent line-width

(button to delete Qgsfields is enabled only in case none-standard fields exist)

speclib + temporal profile layers invisible to QGIS (for security reasons)