Add lftp to the documentation
Merge remote-tracking branch 'origin/feature/lftp' into feature/copy-based-deployment
Reword FTP part of the documentation
Reword SCP part of the documentation
Moved the section on ssh keys below the FTP section

(above all sections which can use keys)
Modified TOC
Reworded sftp command
Add information on where to run SSH key config commands
Update SCP section
Add p flag to the put command
Rework Rsync section
Rework running scripts on remote servers via SSH
Made commands more concise
Add a section explaining ~/clone/
Add lftp to the documentation
Reword FTP part of the documentation
Reword SCP part of the documentation
Moved the section on ssh keys below the FTP section

(above all sections which can use keys)
Modified TOC
Reworded sftp command