Separate UI to new file, still not quite complete.

Also fixed code style in files, and settings used by CLion.

ui.h

@@ -0,0 +1,24 @@
+#ifndef OKSIRC_UI_H
+#define OKSIRC_UI_H
+
+#include <QtWidgets>
+
+class ui : public QObject {
+public:
+	ui(int, char **);
+
+	int exec();
+	void sendButtonClicked(bool);
+
+
+	QPlainTextEdit *mainLog;
+
+private:
+	QApplication *app;
+	QWidget *mainWindow;
+	QLineEdit *textEntry;
+
+};
+
+
+#endif //OKSIRC_UI_H