Acc padding

[ecstrema]

Resolves: https://trello.com/c/4jEoQVsR/22-add-padding-inside-parentheses-for-bracketed-accidentals

Add padding around bracketed accidentals

New:

Old:

• I signed CLA
• I made sure the code in the PR follows the coding rules
• I made sure the code compiles on my machine
• I made sure there are no unnecessary changes in the code
• I made sure the title of the PR reflects the core meaning of the issue you are solving
• I made sure the commit message(s) contain a description and answer the question "Why do those changes fix that particular issue?" or "Why are those changes really necessary as improvements?"
• I made sure the commit message title starts with "fix #424242:" if there is a related issue
• I created the test (mtest, vtest, script test) to verify the changes I made

[RobFog]

Shouldn't the .gitignore commit be in a separate pull request?

[ecstrema]

Shouldn't the .gitignore commit be in a separate pull request?

I'll remove the commit when the PR is ready.

[Jojo-Schmitz]

See also w3c/smufl#162

[ecstrema]

vtest failures are expected

[ecstrema]

recommended ligatures are not part of glyphnames.json. see w3c/smufl#162 Another fix will be needed for these.

[vpereverzev]

A rebase on the latest 3.x should fix these issues with mtests

[Jojo-Schmitz]

A rebase on the latest 3.x should fix these issues with mtests

So you can as well just merge it

[ecstrema]

A rebase on the latest 3.x should fix these issues with mtests

So you can as well just merge it

Just pushed for formality.