Fix semicolons and throw error in ESLint if missing

src/legacy/dashboard.js

@@ -2,19 +2,19 @@ Dashboard.confirm = function(message, title, callback) {
     "use strict";
     require(["confirm"], function(confirm) {
         confirm(message, title).then(function() {
-            callback(!0)
+            callback(!0);
         }, function() {
-            callback(!1)
-        })
-    })
+            callback(!1);
+        });
+    });
 }, Dashboard.showLoadingMsg = function() {
     "use strict";
     require(["loading"], function(loading) {
-        loading.show()
-    })
+        loading.show();
+    });
 }, Dashboard.hideLoadingMsg = function() {
     "use strict";
     require(["loading"], function(loading) {
-        loading.hide()
-    })
+        loading.hide();
+    });
 };

src/legacy/fnchecked.js

@@ -2,9 +2,9 @@ define(["jQuery"], function($) {
     "use strict";
     $.fn.checked = function(value) {
         return !0 === value || !1 === value ? $(this).each(function() {
-            this.checked = value
-        }) : this.length && this[0].checked
+            this.checked = value;
+        }) : this.length && this[0].checked;
     }, $.fn.checkboxradio = function() {
-        return this
-    }
+        return this;
+    };
 });

src/legacy/selectmenu.js

@@ -1,6 +1,6 @@
 define(["jQuery"], function($) {
     "use strict";
     $.fn.selectmenu = function() {
-        return this
-    }
+        return this;
+    };
 });