Update build script and fix xenial build

Former-commit-id: 0b81f04

scripts/build.sh

@@ -1,6 +1,6 @@
 #!/bin/bash
 
-_GH_VERSION="0.11.3"
+_GH_VERSION="0.11.5"
 
 _ROOT="`pwd`"
 _SCRIPTROOT="$(dirname "$(readlink -f "$0")")"
@@ -240,6 +240,7 @@ build_flatpak()
 	echo "[scripts/build.sh] Cloning flatpak manifest"
 	git clone https://github.com/tkashkin/GameHub.git --branch flatpak --recursive --depth=1 "manifest"
 	cd "manifest"
+	sed -i "s/\$BRANCH/$APPVEYOR_REPO_BRANCH/g" com.github.tkashkin.gamehub.json
 	echo "[scripts/build.sh] Autoinstalling dependencies"
 	flatpak-builder -y --user --install-deps-from=flathub --install-deps-only build com.github.tkashkin.gamehub.json
 	echo "[scripts/build.sh] Installing dependencies"

src/ui/views/GamesView/GamesView.vala

@@ -723,7 +723,11 @@ namespace GameHub.UI.Views.GamesView
 			var cards = games_grid.get_selected_children();
 			var card = cards != null && cards.length() > 0 ? cards.first().data as GameCard? : null;
 			if(card != null && games_filter(card.game)) return;
+			#if GTK_3_22
 			card = games_grid.get_child_at_pos(0, 0) as GameCard?;
+			#else
+			card = null;
+			#endif
 			if(card != null)
 			{
 				games_grid.select_child(card);