Determine File API root location
Determine File API root location

Jira issue: WP-63

Use context manager's `getUserFolder` to determine the File API's root location (e.g., ~/.webinos/file/[default, …]).

hansmy/Webinos-Platform,krishnabangalore/Webinos-Platform,webinos/Webinos-Platform,hansmy/Webinos-Platform,krishnabangalore/Webinos-Platform,krishnabangalore/Webinos-Platform,krishnabangalore/Webinos-Platform,webinos/Webinos-Platform,webinos/Webinos-Platform,krishnabangalore/Webinos-Platform,webinos/Webinos-Platform,krishnabangalore/Webinos-Platform,krishnabangalore/Webinos-Platform,webinos/Webinos-Platform,hansmy/Webinos-Platform,webinos/Webinos-Platform,hansmy/Webinos-Platform,hansmy/Webinos-Platform,hansmy/Webinos-Platform,webinos/Webinos-Platform,krishnabangalore/Webinos-Platform,webinos/Webinos-Platform,hansmy/Webinos-Platform,krishnabangalore/Webinos-Platform,webinos/Webinos-Platform,hansmy/Webinos-Platform,hansmy/Webinos-Platform