* gnu/packages/mail.scm (mumi): Update to 0.0.0-6.a933a62. [inputs]: Remove guile-fibers; replace guile-json-1 with guile-json-3. [source]: Remove snippet.
* gnu/packages/mail.scm (mumi): Update to 0.0.0-6.a933a62. [inputs]: Remove guile-fibers; replace guile-json-1 with guile-json-3. [source]: Remove snippet.