Added old firmware and pcb design files

These are all design documents that I thought I had lost. It's may make
me cringe, but it's still cool to use it to see how far I've come.

OSU SARL/Desktop Applications/EmbryoPickAndPlace/qextserialport-1.2rc/examples/event/main.cpp

@@ -0,0 +1,19 @@
+/**
+ * @file main.cpp
+ * @brief Main file.
+ * @author Michal Policht
+ */
+
+#include <QCoreApplication>
+#include "PortListener.h"
+
+int main(int argc, char *argv[])
+{
+    QCoreApplication app(argc, argv);
+
+    QString portName = QLatin1String("COM1");              // update this to use your port of choice
+    PortListener listener(portName);        // signals get hooked up internally
+
+    // start the event loop and wait for signals
+    return app.exec();
+}