Tidy up imports, add missing exports, rename some events for consistency

lib/events/FriendResponseEvent.ts

@@ -1,4 +1,4 @@
-import {UUID} from '../classes/UUID';
+import {UUID} from '..';
 
 export class FriendResponseEvent
 {

lib/events/MapInfoRangeReply.ts

@@ -1,6 +0,0 @@
-import {MapBlock} from '../classes/MapBlock';
-
-export class MapInfoRangeReply
-{
-    regions: MapBlock[] = [];
-}

lib/events/MapInfoRangeReplyEvent.ts

@@ -0,0 +1,6 @@
+import {MapBlock} from '../classes/MapBlock';
+
+export class MapInfoRangeReplyEvent
+{
+    regions: MapBlock[];
+}

lib/events/MapInfoReplyEvent.ts

@@ -1,6 +1,6 @@
 import {MapBlock} from '../classes/MapBlock';
 
-export class MapInfoReply
+export class MapInfoReplyEvent
 {
     block: MapBlock;
     avatars: {

lib/events/RegionInfoReplyEvent.ts

@@ -1,7 +1,7 @@
-import {UUID} from '../classes/UUID';
 import * as Long from 'long';
+import {UUID} from '..';
 
-export class RegionInfoReply
+export class RegionInfoReplyEvent
 {
     X: number;
     Y: number;