[release] fedmsg_meta_fedora_infrastructure: 0.15.7

[Ralph Bean]

0.15.7
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Pull Requests

- (@ralphbean)      #349, Return package-centric information about taskotron events.
  https://github.com/fedora-infra/fedmsg_meta_fedora_infrastructure/pull/349
- (@ralphbean)      #350, Make mailman activity look a little more interesting in gource.
  https://github.com/fedora-infra/fedmsg_meta_fedora_infrastructure/pull/350
- (@ralphbean)      #351, Replace newlines with spaces for mailman subjects.
  https://github.com/fedora-infra/fedmsg_meta_fedora_infrastructure/pull/351

Commits

- 166776c0d Return package-centric information about taskotron events.
  https://github.com/fedora-infra/fedmsg_meta_fedora_infrastructure/commit/...
- 9bcb39f0d Make mailman activity look a little more interesting in gource.
  https://github.com/fedora-infra/fedmsg_meta_fedora_infrastructure/commit/...
- c9a8cb021 Whitespace.
  https://github.com/fedora-infra/fedmsg_meta_fedora_infrastructure/commit/...
- 3935f77fb Replace newlines with spaces for mailman subjects.
  https://github.com/fedora-infra/fedmsg_meta_fedora_infrastructure/commit/...