mendhak/gpslogger v101

v101 - remove contact permission, add date parameter, remove filepicker

on GitHub

Removed contact permission requirement - Google Drive doesn't need it any more!
Separated location listeners into own preference items
Added message in log view when file is sent
Added exponential backoff to OpenStreetMap upload
Added %DATE parameter for custom URL
Removed filepicker, allow user to enter directory for logs directly. Same for SFTP private key.