refactor(Cypress): Moved Cypress to the main folder of the project, as I don't need a sub project for now.

node_modules/rxjs/internal/BehaviorSubject.d.ts

@@ -0,0 +1,18 @@
+import { Subject } from './Subject';
+import { Subscriber } from './Subscriber';
+import { Subscription } from './Subscription';
+/**
+ * A variant of Subject that requires an initial value and emits its current
+ * value whenever it is subscribed to.
+ *
+ * @class BehaviorSubject<T>
+ */
+export declare class BehaviorSubject<T> extends Subject<T> {
+    private _value;
+    constructor(_value: T);
+    readonly value: T;
+    /** @deprecated This is an internal implementation detail, do not use. */
+    _subscribe(subscriber: Subscriber<T>): Subscription;
+    getValue(): T;
+    next(value: T): void;
+}