Add drop typings

drop/drop.d.ts

@@ -0,0 +1,48 @@
+// Type definitions for Drop v0.5
+// Project: http://github.hubspot.com/drop/
+// Definitions by: Adi Dahiya <https://github.com/adidahiya>
+// Definitions: https://github.com/borisyankov/DefinitelyTyped
+
+///<reference path="../tether/tether.d.ts" />
+
+declare module drop {
+
+    interface DropStatic {
+        new(options: IDropOptions): Drop;
+    }
+
+    interface IDropOptions {
+        target?: Element;
+        content?: Element | string | (() => string);
+        position?: string;
+        openOn?: string;
+        constrainToWindow?: boolean;
+        constrainToScrollParent?: boolean;
+        remove?: boolean;
+        tetherOptions?: tether.ITetherOptions;
+    }
+
+    interface Drop {
+        content: HTMLElement;
+        open(): void;
+        close(): void;
+        remove(): void;
+        toggle(): void;
+        position(): void;
+        destroy(): void;
+        /*
+         * Drop instances fire "open" and "close" events.
+         */
+        on(event: string, handler: Function, context?: any): void;
+        once(event: string, handler: Function, context?: any): void;
+        off(event: string, handler?: Function): void;
+    }
+
+}
+
+declare module "drop" {
+    export = drop;
+}
+
+declare var Drop: drop.DropStatic;
+