Refactor of previous commit to bring DBC functionality to its own class. Also, some misc bug fixing.

dbchandler.h

@@ -0,0 +1,23 @@
+#ifndef DBCHANDLER_H
+#define DBCHANDLER_H
+
+#include <QObject>
+#include "dbc_classes.h"
+
+class DBCHandler : public QObject
+{
+    Q_OBJECT
+public:
+    explicit DBCHandler(QObject *parent = 0);
+    void loadDBCFile(QString);
+
+signals:
+
+public slots:
+
+private:
+    QList<DBC_NODE> dbc_nodes;
+    QList<DBC_MESSAGE> dbc_messages;
+};
+
+#endif // DBCHANDLER_H