Refactor the folder structure which only had 2 'real' modules, now it's more real, no need for splitting into folders beside the external one

src/plugin_record_events.cpp

@@ -0,0 +1,66 @@
+Buffer *EventBuffer;
+
+void Serialize(Buffer *buffer, String name, EventKind *kind) {
+    RawAppendf(buffer, "ev.%S = %s; ", name, EventKindStrings[*kind]);
+}
+
+void Serialize(Buffer *buffer, String name, Int *datum) {
+    if (*datum == 0) {
+        return;
+    }
+    if (name == "key") {
+        RawAppendf(buffer, "ev.%S = %s; ", name, SDLKeycodeToName((SDL_Keycode)*datum));
+    } else {
+        RawAppendf(buffer, "ev.%S = %lld; ", name, (long long)*datum);
+    }
+}
+
+void Serialize(Buffer *buffer, String name, uint32_t *datum) {
+    Int d = *datum;
+    Serialize(buffer, name, &d);
+    *datum = (uint32_t)d;
+}
+
+void Serialize(Buffer *buffer, String name, uint8_t *datum) {
+    Int d = *datum;
+    Serialize(buffer, name, &d);
+    *datum = (uint8_t)d;
+}
+
+void Serialize(Buffer *buffer, String name, int16_t *datum) {
+    Int d = *datum;
+    Serialize(buffer, name, &d);
+    *datum = (int16_t)d;
+}
+
+void Serialize(Buffer *buffer, String name, float *datum) {
+    if (*datum == 0.f) {
+        return;
+    }
+    RawAppendf(buffer, "ev.%S = %f; ", name, *datum);
+}
+
+void Serialize(Buffer *buffer, String name, char **text) {
+    String str = *text;
+    if (str.len == 0) {
+        return;
+    }
+    RawAppendf(buffer, "ev.%S = \"%S\"; ", name, str);
+}
+
+void SerializeBegin(Buffer *buffer) {
+    RawAppendf(buffer, "{Event ev = {};");
+}
+
+void SerializeEnd(Buffer *buffer) {
+    RawAppendf(buffer, "Add(&EventPlayback, ev);}\n");
+}
+
+// :Event
+void Serialize(Buffer *buffer, Event *e) {
+    SerializeBegin(buffer);
+#define X(TYPE, KIND, NAME) Serialize(buffer, #NAME, &e->NAME);
+    EVENT_FIELDS
+#undef X
+    SerializeEnd(buffer);
+}