Fixed "no-var-keyword" lint rule

types/async/test/explicit.ts

@@ -1,7 +1,7 @@
 interface StringCallback { (err?: Error, result?: string): void; }
 interface AsyncStringGetter { (callback: StringCallback): void; }
 
-var taskArray: AsyncStringGetter[] = [
+const taskArray: AsyncStringGetter[] = [
     function(callback) {
         setTimeout(function() {
             callback(undefined, 'one');
@@ -43,7 +43,7 @@ interface Lookup<T> { [key: string]: T; }
 interface NumberCallback { (err?: Error, result?: number): void; }
 interface AsyncNumberGetter { (callback: NumberCallback): void; }
 
-var taskDict: Lookup<AsyncNumberGetter> = {
+const taskDict: Lookup<AsyncNumberGetter> = {
     one: function(callback) {
         setTimeout(function() {
             callback(undefined, 1);

types/async/test/index.ts

@@ -242,7 +242,8 @@ function whileFn(callback: any) {
 
 function whileTest() { return count < 5; }
 function doWhileTest(count: number) { return count < 5; }
-var count = 0;
+
+let count = 0;
 async.whilst(whileTest, whileFn, function(err) { });
 async.until(whileTest, whileFn, function(err) { });
 async.doWhilst(whileFn, doWhileTest, function(err) { });

types/async/tslint.json

@@ -5,7 +5,6 @@
         "callable-types": false,               // HAS ISSUES
         "comment-format": true,                // PRODUCES ERRORS WHEN REMOVED
         "no-unnecessary-generics": false,      // HAS ISSUES
-        "no-var-keyword": false,               // HAS ISSUES
         "no-void-expression": false,           // HAS ISSUES
         "object-literal-key-quotes": false,    // HAS ISSUES
         "object-literal-shorthand": false,     // HAS ISSUES