Add missing translate (#27)

public/lang/ja.js

@@ -15,7 +15,8 @@ export default {
         tooltip: "マーカー一覧",
         marker: "マーカー | マーカー",
         markerSet: "マーカーグループ | マーカーグループ",
-        searchPlaceholder: "検索..."
+        searchPlaceholder: "検索...",
+        followPlayerTitle: "プレイヤーを追跡"
     },
     settings: {
         title: "設定",

src/components/Menu/MarkerItem.vue

@@ -17,7 +17,7 @@
       </div>
     </div>
     <div class="follow-player-button" :class="{active: controls.controls.followingPlayer && controls.controls.followingPlayer.id === marker.id}"
-         v-if="marker.type === 'player'" @click="click(true)" title="Follow Player">
+         v-if="marker.type === 'player'" @click="click(true)" :title="$t('markers.followPlayerTitle')">
       <svg viewBox="0 0 30 30">
         <circle fill="none" stroke-width="3" stroke-miterlimit="10" cx="15" cy="15" r="10.375"/>
         <line fill="none" stroke-width="3" stroke-miterlimit="10" x1="3.25" y1="15" x2="1.063" y2="15"/>

src/i18n/fallback.js

@@ -15,7 +15,8 @@ export default {
 		tooltip: "Marker-List",
 		marker: "marker | markers",
 		markerSet: "marker-set | marker-sets",
-		searchPlaceholder: "Search..."
+		searchPlaceholder: "Search...",
+		followPlayerTitle: "Follow Player"
 	},
 	settings: {
 		title: "Settings",