Add tab for loop station

drumpadpresets.cpp

@@ -0,0 +1,15 @@
+#include "drumpadpresets.h"
+
+namespace drumpad_presets
+{
+
+bool File::operator==(const File &other) const
+{
+    return filename == other.filename &&
+           color == other.color &&
+           stopOnRelease == other.stopOnRelease &&
+           looped == other.looped &&
+           choke == other.choke;
+}
+
+}