Add colors to each event in hendelse

src/pvv/side/event.php

@@ -49,4 +49,5 @@ abstract class Event {
 
 	public abstract function getDescription(); /* : string */
 
+	public abstract function getColor(); /* : string */
 }

src/pvv/side/simpleevent.php

@@ -56,4 +56,8 @@ class SimpleEvent extends Event {
 		return $this->isDBEvent;
 	}
 
+	public function getColor() {
+		return "#3b7";
+	}
+
 }

src/pvv/side/social/animekveldevent.php

@@ -41,4 +41,8 @@ class AnimekveldEvent extends Event {
 			];
 	}
 
+	public function getColor() {
+		return "#35a";
+	}
+
 }

src/pvv/side/social/brettspillevent.php

@@ -60,4 +60,8 @@ class BrettspillEvent extends Event {
 			];
 	}
 
+	public function getColor() {
+		return "#000";
+	}
+
 }

src/pvv/side/social/nerdepitsaevent.php

@@ -43,4 +43,8 @@ class NerdepitsaEvent extends Event {
 			];
 	}
 
+	public function getColor() {
+		return "#c35";
+	}
+
 }