Added: MVC structure, Router, Views and Controllers for home page and login/signup

app/views/auth/signin.php

@@ -0,0 +1,9 @@
+<section class="signin">
+  <form>
+    <label for="username">Username</label>
+    <input type="text" name="username" id="username">
+    <label for="password">Password</label>
+    <input type="password" name="password" id="password">
+    <input type="submit" value="Sign In" id="submit-signin">
+  </form>
+</section>