Issue 377 (#383)

* feat: Implements speech fixes #377

* docs: Automatic update of API docs

* chore: Updated speech translation.

Co-authored-by: Dennis Ploeger <develop@dieploegers.de>
Co-authored-by: dploeger <dploeger@users.noreply.github.com>

docs/api/ESCMusicPlayer.md

@@ -0,0 +1,51 @@
+<!-- Auto-generated from JSON by GDScript docs maker. Do not edit this document directly. -->
+
+# ESCMusicPlayer
+
+**Extends:** [Control](../Control)
+
+## Description
+
+Background music player
+
+## Property Descriptions
+
+### global\_id
+
+```gdscript
+export var global_id: String = "_music"
+```
+
+Global id of the background music player
+
+### state
+
+```gdscript
+var state: String = "default"
+```
+
+The state of the music player. "default" or "off" disable music
+Any other state refers to a music stream that should be played
+
+### stream
+
+```gdscript
+var stream: AudioStreamPlayer
+```
+
+Reference to the audio player
+
+## Method Descriptions
+
+### set\_state
+
+```gdscript
+func set_state(p_state: String, p_force: bool = false) -> void
+```
+
+Set the state of this player
+
+#### Parameters
+
+- p_state: New state to use
+- p_force: Override the existing state even if the stream is still playing