Add release gdnlib with correct build paths.

appveyor.yml

@@ -21,7 +21,8 @@ test_script:
   - cmd: copy target\release\*.dll staging\godot-tts\target\release
   # - cmd: cd staging
   # - cmd: 7z a ../windows.zip *
-  - sh: cp godot-tts.gdn* staging/godot-tts
+  - sh: cp godot-tts.gdns staging/godot-tts
+  - sh: cp godot-tts.gdnlib.release staging/godot-tts/godot-tts.gdnlib
   - sh: cp target/release/libgodot_tts.so target/godot-tts/target/release
   - sh: cd target
   - sh: zip -r9 godot-tts.zip godot-tts/

godot-tts.gdnlib.release

@@ -0,0 +1,15 @@
+[entry]
+
+Windows.64="res://addons/godot-tts/target/release/godot_tts.dll"
+X11.64="res://addons/godot-tts/target/release/libgodot_tts.so"
+
+[dependencies]
+
+X11.64=[  ]
+
+[general]
+
+singleton=false
+load_once=true
+symbol_prefix="godot_"
+reloadable=true