[Console] Add Cursor class to control the cursor in the terminal

[fabpot]

Q	A
Feature PR	symfony/symfony#27444
PR author(s)	@pierredup
Merged in	5.1-dev

[wouterj]

While documenting this, the slightly modified API introduced by symfony/symfony#36433 should be taken into account.

[carsonbot]

Thank you for this issue.
There has not been a lot of activity here for a while. Has this been resolved?

[carsonbot]

Friendly reminder that this issue exists. If I don't hear anything I'll close this.

[wouterj]

@carsonbot take it easy, there already is a PR 😉 #15270