Add native menu option/upload button
Add file upload button
Shows drop down menu for browsing files
Reads selected JSON file
Reads & parses selected JSON file
Add lzadialog library for native OS file selectors
Saves dummy data to json file
Refactors save & load event listeners for LZADialog
Removes unnecessary files
Removes unnecessary files
Merge pull request #3 from cilop/master

Add file load/save functionality