Add interface class to represent player interface. Have simple hide/show animation between. Put up more interface elements on login interface to show inteded ui.

src/ui/LoginInterface.h

@@ -22,6 +22,10 @@
 
 #include <Wt/WContainerWidget>
 #include <Wt/WPushButton>
+#include <Wt/WVBoxLayout>
+#include <Wt/WHBoxLayout>
+#include <Wt/WLineEdit>
+#include <Wt/WText>
 #include "../WebInterface.h"
 
 class LoginInterface :  public Wt::WContainerWidget
@@ -30,6 +34,15 @@ public:
     LoginInterface(WebInterface* app);
 private:
     Wt::WPushButton* loginButton;
+    Wt::WVBoxLayout* loginLayout;
+    Wt::WContainerWidget* loginContainer;
+    Wt::WHBoxLayout* usernameArea;
+    Wt::WContainerWidget* usernameContainer;
+    Wt::WHBoxLayout* passwordArea;
+    Wt::WContainerWidget* passwordContainer;
+    Wt::WLineEdit* usernameField;
+    Wt::WLineEdit* passwordField;
+    WebInterface* app;
 };
 
 #endif // LOGININTERFACE_H