switched sheebang to /bin/bash

README.md

@@ -1,5 +1,5 @@
 # sshbackup
-sshbackup is a shell script for doing incremental backups.
+sshbackup is a bash script for doing incremental backups.
 it creates as many incremental versions of a folder as you
 wish for and it does that with local folders as well as with
 remote folders.

sshbackup

@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
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