#1602 Added syntax to use versions with fullname object

[maxonfjvipon]

Ref: #1602

Added new syntax to be able to use versions with fullname object like QQ.io.stdout

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PR-Codex overview

This PR focuses on updating the versions of two functions and adding two new functions.

Detailed summary

• Updated version of function func3 to 3.2.1
• Updated version of function func4 to 10.20.30
• Added new function QQ.io.stdout with version 1.28.5
• Added new function QQ.txt.sprintf with version 0.28.5 and name y
• Added the string "Hello world"

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[maxonfjvipon]

@yegor256 please have a look

[yegor256]

@rultor merge

[rultor]

@rultor merge

@yegor256 OK, I'll try to merge now. You can check the progress of the merge here

[rultor]

@rultor merge

@yegor256 Done! FYI, the full log is here (took me 10min)