updated README

README.md

@@ -1,14 +1,39 @@
 # sshbackup
 sshbackup is a shell 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.
+
+### installation
+```sh
+sudo wget https://raw.github.com/beyondthewall/sshbackup/0.3/sshbackup /usr/bin/sshbackup
+sudo chmod +x /usr/bin/sshbackup
+```
+
+
+### usage
+```
+"usage: sshbackup <options> source destination [versions]"
+"source/destination example: [[user@]server:]/path/to/files"
+
+"OPTIONS:"
+   -h, --help                show this message"
+   -v, --version             version information"
+
+   -c, --config <file>       alternate config file [~/.sshbackup]"
+   -l, --list <file>         list of sources and destinations"
+   -s, --sshkey <file>       alternate sshkey [~/.ssh/id_rsa]"
+```
+
 
 ### scheduling
-using cron will help you with that. example /etc/crontab:
+using cronjobs is the way to go. example /etc/crontab:
 ```
 SHELL=/bin/sh
 PATH=/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin
 MAILTO="admin@example.com"
 
-# m h dom mon dow user  command
+#m h dom mon dow user  command
 0 2     * * *   root    sshbackup /path/to/source /path/to/destination 5
 0 3     * * *   root    sshbackup -s /path/to/sshkey -l /path/to/listfile
 0 4     * * *   root    sshbackup bkpuser@server:/path/to/source /path/to/destination 30
@@ -51,7 +76,7 @@ backupuser@dev.socialnerds.org:/home/gollum/ /home/david/Downloads/gollum
 
 
 ### ~/.sshbackup
-a example config for default values looks like this [optional]:
+an example config for default values looks like this [optional]:
 ```
 #rsync options.
 rsyncoptions="-pogEthrzl --numeric-ids --no-motd"