Improved reading of folders from dropbox account
Various improvements

- settings dropbox data to account when read from cookie
- enhacement for the folder path slide layout
- error messages
Get the selected folder path for report

~retry requesting to dropbox if ajax timeout
Folder path is not connected to dropbox
Show a message on success telling the use a sample has been sent

~fixed some errors
Alternate way to read user data - from db
Read user data from database on some of the sensitive data needed
Fixed a bug on handling first integration
Save report target_path to database