Script work

Add Envelope script
Add Clips and Boundaries Scripts.
Add docimages_oddments.py for the weirder cases.
Add make html script.
Add more spectral images
Add Dark versions of spectrograms (paul's comment)
Clean up oddments script.

- This commit also adds an option NOT to bring Audacity to the top when screenshotting.
-- That's because QuickPlay will disappear if you do -because you lose mouse capture.
- Also allow negative window IDs in the drag command.

- Registration names of align commands sorted.  They had &, : and / in them.
- Fixed bug in SetTrackInfo where bFocused was being ignored
- Fixed bug where command manager ignored multi-commands.
- Commit docimages_oddments.py again, to fix line endings.

src/toolbars/ControlToolBar.h

@@ -141,12 +141,12 @@ class ControlToolBar final : public ToolBar {
 
    enum
    {
-      ID_PLAY_BUTTON = 11000,
-      ID_RECORD_BUTTON,
-      ID_PAUSE_BUTTON,
+      ID_PAUSE_BUTTON = 11000,
+      ID_PLAY_BUTTON,
       ID_STOP_BUTTON,
       ID_FF_BUTTON,
       ID_REW_BUTTON,
+      ID_RECORD_BUTTON,
       BUTTON_COUNT,
    };