added .

README.md

@@ -141,7 +141,7 @@ See also [Static Site Generators](#static-site-generators), [Content Management
 Some [Groupware](#groupware) solutions also feature calendar/address book editing and synchronization.
 
   * [AgenDAV](http://agendav.org/) - Multilanguage CalDAV web client with a rich AJAX interface and shared calendars support
-  * [Baïkal](http://baikal-server.com/) - Lightweight CalDAV+CardDAV server  [Source Code](https://github.com/fruux/Baikal) `GPLv3` `PHP`
+  * [Baïkal](http://baikal-server.com/) - Lightweight CalDAV+CardDAV server. [Source Code](https://github.com/fruux/Baikal) `GPLv3` `PHP`
   * [CalendarServer](http://trac.calendarserver.org/) - A standards-compliant server implementing the CalDAV and CardDAV protocols. `Apache` `Python`
   * [calypso](http://keithp.com/calypso/) - A python-based CalDAV/CardDAV server
   * [DAViCal](http://www.davical.org/) - A server for calendar sharing (CalDAV)