Tag Alias: asymmetric_bangs -> asymmetrical_bangs

Aliasing asymmetric_bangs -> asymmetrical_bangs.

asymmetric is an alternative to asymmetrical:
asymmetric_bangs

Common misspellings:
asymetric_bangs
asymetrical_bangs
assymetric_bangs
assymetrical_bangs
assymmetric_bangs
assymmetrical_bangs

We probably shouldn't use aliases to encourage people to constantly misspell words.

Did asymmetric, don't think we need to typo aliases.