Use fallback editor if $EDITOR undefined

Author: Linus Wallgren

notes

@@ -1,5 +1,7 @@
 #!/bin/bash
 
+EDITOR=${EDITOR:-editor}
+
 configured_dir=${NOTES_DIRECTORY%/} # Remove trailing slashes
 notes_dir="${configured_dir:-$HOME/notes}"
 escaped_notes_dir=$(printf $notes_dir | sed -e 's/[]\/$*.^|[]/\\&/g')