Fixes #245.

Remove busy waiting in replica daemon. Also, reduce logging chatter and not
save api exceptions to files like cli.
Improve exception logging in smart manager.
Fixes #215

Add cleanup to stop polling when user leaves the page.
Support lack of quotes around parameters in network configuration.
Add a helper method for network config
Merge pull request #247 from schakrava/issue#245_replicad_cpu

Issue#245 replicad cpu
Tidy up console logging in pool views.
Merge pull request #248 from schakrava/issue#243_scrub_poll

Fixes #215