prepare simple json export
Basic Exporter framework
added crouton
Add Crouton messages to exporter
finished json export
json import
german translations & version bump for beta
json pretty printing, import for pre 19
aFileChooser with file extension filter, re-added SAF for import on KitKat and beyond
Export for Api < 19, fileChooser with ability to select folders
update licenses.html
fix card background
beta version bump