April 22, 2016 Patch

{{Patch layout
 * before = 2016-04-19
 * after = 2016-04-25
 * changes =

Tournament

 * Added following tickets:
 * TEvent Dota 2 Season 5
 * The April Invitational
 * AES Amateur Open - Dota 2
 * X-Class Esport Dota 2 Online Tournament
 * IGA amateur League Spring Season

Others
}}
 * Fixed some missing items from the Chieftain of the Warstomp Clan, Butcher's Wake, The Gatekeeper and Scavenger of the Basilisk bundles.
 * There seem to be a couple of other backend fixes but unfortunately those cannot be documented.