Rename Timeline events to include the "Event" suffix (#1267)

Right now, the timeline related events are the only events defined without an "Event"-suffix in the name. Their naming should follow the naming used throughout the rest of the project.

AUTHORS

@@ -14,6 +14,7 @@
 # Please keep the list sorted.
 
 AdsWizz <*@adswizz.com>
+Alugha GmbH <*@alugha.com>
 Bonnier Broadcasting <*@bonnierbroadcasting.com>
 Bryan Huh <[email protected]>
 Esteban Dosztal <[email protected]>

CONTRIBUTORS

@@ -51,6 +51,7 @@ Mattias Wadman <[email protected]>
 Michelle Zhuo <[email protected]>
 Natalie Harris <[email protected]>
 Nick Desaulniers <[email protected]>
+Niklas Korz <[email protected]>
 Oskar Arvidsson <[email protected]>
 Robert Colantuoni <[email protected]>
 Rohit Makasana <[email protected]>

lib/player.js

@@ -289,7 +289,7 @@ shaka.Player.version = 'v2.3.0-uncompiled';
 
 
 /**
- * @event shaka.Player.TimelineRegionAdded
+ * @event shaka.Player.TimelineRegionAddedEvent
  * @description Fired when a media timeline region is added.
  * @property {string} type
  *   'timelineregionadded'
@@ -300,7 +300,7 @@ shaka.Player.version = 'v2.3.0-uncompiled';
 
 
 /**
- * @event shaka.Player.TimelineRegionEnter
+ * @event shaka.Player.TimelineRegionEnterEvent
  * @description Fired when the playhead enters a timeline region.
  * @property {string} type
  *   'timelineregionenter'
@@ -311,7 +311,7 @@ shaka.Player.version = 'v2.3.0-uncompiled';
 
 
 /**
- * @event shaka.Player.TimelineRegionExit
+ * @event shaka.Player.TimelineRegionExitEvent
  * @description Fired when the playhead exits a timeline region.
  * @property {string} type
  *   'timelineregionexit'