[Utils] add "promisify" & "pipe" functions (WIP); [Control] make initializers invokation iterable (WIP)
[Utils] add docs for new functions; [Control, Plugin] update names
[Utils, tests] add tests for functions "promisify" & "pipe"
[Utils] update docs for the "promisify" function
[Utils] update pipe function to handle case when "glue" value is not needed
[Control, Plugin] revert initializers definition because of BC; update initializers execution to work with BC code
[Plugin] code style updates
[Control] update indentation; [Utils] remove unnecessary binding functionality for the "pipe" function
Extend documentation for Echo.Utils.promisify/pipe
[Utils -> promisify] update example code; [Utils -> pipe] update tests
[Utils -> promisify] update code sample
[Utils -> promisify] simplify code sample
[Utils -> promisify] fix code sample
[Utils -> pipe, docs] update description
Update Changelog.md
Tagging the 3.0.24 release