If a user picks a file, use parent folder path

Closes #254
Gradle 1.12
Allow user to specify auto-upload interval
Extra option to auto send on stop
Updated translations from crowdin

skip-ci
Using Android recommended storage directory

Issue #275
Open ES File Explorer to current folder, if present
Made link partial
Fixed failing tests
Open Astro if present
Vietnamese Translations
Indicate whether the selected folder is writeable

Issue #275
Market version 53

52 skipped, had to fix a quick bug
ANRs and crashes from market, relating to missing strings
Market Version 54
Show default values in settings

Issue #282
Autosend delay fix
Updated Thai translations from Crowdin.net
Added preferences for bicycling
Added BTLE CSCP device scanning
Added BTLE service