Remove color aliases on base text formatter.

Signed-off-by: Sam Phippen <samphippen@googlemail.com>
Merge pull request #961 from samphippen/remove-color-aliases

Remove color aliases on base text formatter.
The changelog is for user-facing changes.

Internal refactorings don't need a changelog entry and add noise.

[ci skip]
Nukes deprecation warning
Update changelog to reflect 2.14 release.

[ci skip]
Master is 3.0.0.pre now.

[ci skip]
Add changelog entry for #666.
Fix typo.

[ci skip]