Merge pull request #13 from anvyst/upgrade-buzz-for-php7

Allowing buzz upgrade to recent version

Merge pull request gorkalaucirica#34 from acedude/master

Updated sendRoomNotification method to support rooms with spaces in name

Allow passing Client baseUrl as a constructor parameter

Merge pull request #16 from TSchuermans/user-history-endpoint

Implemented /user/userid/history/latest endpoint

Merge pull request #11 from gabrielpreston/master

Allow HTML user messages, documentation fix+update