Fix[Forge installer]: crash if load during scroll

Misc fixes:
- JavaGUIViewController.m: change text to empty after pressing return
- FabricInstallViewController.m: change Beta to Unstable

Natives/JavaGUIViewController.m

@@ -398,7 +398,7 @@ dispatch_async(dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0), ^{
 - (BOOL)textFieldShouldReturn:(UITextField *)textField {
     self.inputTextField.sendKey(GLFW_KEY_ENTER, 0, 1, 0);
     //self.inputTextField.sendKey(GLFW_KEY_ENTER, 0, 0, 0);
-    textField.text = @" ";
+    textField.text = @"";
     return YES;
 }
 

Natives/installer/FabricInstallViewController.m

@@ -87,8 +87,8 @@
               @"icon": @"ladybug",
               @"title": @"preference.profile.title.loader_type",
               @"type": typePickSegment,
-              @"pickList": @[localize(@"Release", nil), @"Beta"],
-              //localize(@"Beta", nil)
+              @"pickList": @[localize(@"Release", nil), @"Unstable"],
+              //localize(@"Unstable", nil)
               @"action": ^(int type) {
                   [weakSelf changeLoaderTypeTo:type];
               }

Natives/installer/ForgeInstallViewController.m

@@ -105,6 +105,7 @@
     [self.visibilityList removeAllObjects];
     [self.versionList removeAllObjects];
     [self.forgeList removeAllObjects];
+    [self.tableView reloadData];
     switch (segment.selectedSegmentIndex) {
         case 0:
             [self loadForgeMetadata];

Natives/resources/en.lproj/Localizable.strings

@@ -19,6 +19,7 @@
 "Installed" = "Installed";
 "Snapshot" = "Snapshot";
 "Releases" = "Releases";
+"Unstable" = "Unstable";
 "Old-beta" = "Old-beta";
 "Old-alpha" = "Old-alpha";