Resolve #145, #149, #150, #151, #139 | Misc
[FEATURE] drive-utils|upload: Flag to add description to drive metadata | Resolve #145
upload.[sh|bash]: Show drive link in quiet mode too | Resolve #151
[BUGFIX] Fix --share flag when used with emails | Resolve #149
gsync: Changes for multi account support
drive-utils.sh: Fix parameter names for resuming
[BUGFIX] gsync: Refactor systemd service and script creation | Resolve #150
[BUGFIX] install.sh: Fix gsync not updating to latest when using branch
[FEATURE] Add -SM/-sm/--share-mode flag | Resolve #139