XWIKI-11468: REST resource to get an attachment is not working
[Misc] Reformatting
XWIKI-11469: Sounds Captcha component not available
Note: I don't know if sounds captcha works end to end in XWiki though, would need to be tested
 XCOMMONS-692: Automatically check content of components.txt files
 XCOMMONS-691: @Component annotation should not be inheritable
 XCOMMONS-693: Allow mentioning that a Component is registered dynamically and not through components.txt