Use sed to replace dates in config with current build date

[micwoj92]

Is your feature request related to a problem? Please describe.
I'm always frustrated when I'm using dev builds of mastercomfig but can't exactly see which build I am using.
Describe the solution you'd like
Replace the date with current date.

Describe alternatives you've considered
Append github commit sha to version number

Additional context
Will be much easier to help people that are using these builds.

[mastercoms]

Good idea

[Tiagoquix]

I think this issue can be closed. I tend to manually update the dates when I make changes.

[mastercoms]

Well, of course it's a manual update now, because that's the only option. But it's still better to have the dates auto-update.