Added topics support to waddell, increased test coverage

[oxtoacart]

No description provided.

[coveralls]

Coverage increased (+1.52%) when pulling 2e7c90f on channelwad into 56a0389 on master.

[coveralls]

Coverage increased (+1.52%) when pulling 37b3d60 on channelwad into 56a0389 on master.

[coveralls]

Coverage increased (+1.52%) when pulling 41dc1c2 on channelwad into 56a0389 on master.

[coveralls]

Coverage increased (+1.52%) when pulling d743998 on channelwad into 56a0389 on master.

[coveralls]

Coverage increased (+1.52%) when pulling 50bf9e2 on channelwad into 56a0389 on master.

[coveralls]

Coverage increased (+0.42%) when pulling 0c3f2c3 on channelwad into 56a0389 on master.

[coveralls]

Coverage increased (+0.42%) when pulling 0c3f2c3 on channelwad into 56a0389 on master.

[coveralls]

Coverage increased (+0.33%) when pulling 732c7fa on channelwad into 56a0389 on master.

[coveralls]

Coverage increased (+0.27%) when pulling d4cc22e on channelwad into 56a0389 on master.

[aranhoide]

I'm finally done reviewing this; overall it looks very solid to me, pending review of the change to initialize Clients on construction. I'll review the related PRs in other repos tomorrow, then QA it and merge it all together.

[coveralls]

Coverage increased (+0.27%) when pulling 2c4ea5a on channelwad into 56a0389 on master.

[coveralls]

Coverage increased (+0.27%) when pulling 7370724 on channelwad into 56a0389 on master.

[coveralls]

Coverage increased (+0.27%) when pulling 6dd823d on channelwad into 56a0389 on master.