Explain all-timestamps option

README.md

@@ -33,6 +33,7 @@ It will download the last version of every file present on Wayback Machine to `.
 	Optional options:
 	    -d, --directory PATH             Directory to save the downloaded files into
 					     Default is ./websites/ plus the domain name
+	    -s, --all-timestamps             Download all snapshots/timestamps for a given website
 	    -f, --from TIMESTAMP             Only files on or after timestamp supplied (ie. 20060716231334)
 	    -t, --to TIMESTAMP               Only files on or before timestamp supplied (ie. 20100916231334)
 	    -e, --exact-url                  Download only the url provied and not the full site
@@ -46,7 +47,6 @@ It will download the last version of every file present on Wayback Machine to `.
 	    -p, --maximum-snapshot NUMBER    Maximum snapshot pages to consider (Default is 100)
 					     Count an average of 150,000 snapshots per page
 	    -l, --list                       Only list file urls in a JSON format with the archived timestamps, won't download anything
-	    -v, --version                    Display version
 	    
 ## Specify directory to save files to
 
@@ -57,6 +57,22 @@ Optional. By default, Wayback Machine Downloader will download files to `./websi
 Example:
 
     wayback_machine_downloader http://example.com --directory downloaded-backup/
+    
+## All Timestamps
+
+    -s, --all-timestamps 
+
+Optional. This option will download all timestamps/snapshots for a given website. It will uses the timepstamp of each snapshot as directories.
+
+Example:
+
+    wayback_machine_downloader http://example.com --all-timestamps 
+    
+    Will download:
+    	websites/example.com/20060715085250/index.html
+	websites/example.com/20051120005053/index.html
+	websites/example.com/20060111095815/img/logo.png
+	...
 
 ## From Timestamp