Update CHANGELOG.md

Author: franciscotfmc

CHANGELOG.md

@@ -1,6 +1,10 @@
 # 0.0.11
 
-- Updated: notification docs
+- Refactored: gn-auth - client credentials are now sent within the header
+- Refactored: gn-constants/gn-endpoints/gn-sdk - each function now has two arguments: *params* and *body*.
+              The *body* is meant to be sent in the request body as usual, whereas the *params* will be mapped to                url params as defined in gn-constants. If the param is not present in the url, it will be sent as a                query string
+- Refactored: gn-endpoints - now Gerencianet endpoints are restfull, which means that the sdk must consider sending               also put and delete
+- Updated: docs
 
 # 0.0.10