Update changelog.md

Author: Myzhar

changelog.md

@@ -1,7 +1,15 @@
 # Changelog
 ==========
 
-v0.1 - 2012 04 06
+v0.1.1 - 2012 06 10
+-------------------
+* Documentation refactoring
+* New "sl_oc::video" namespace
+* New "sl_oc::sensors" namespace
+* New "sl_oc::sensors::data" namespace
+* New "sl_oc::sensors::usb" namespace
+
+v0.1 - 2012 06 04
 -----------------
 * Video grabber 
 * Video grabber controls