add power to fly and we work remotely to job board list

docs/02-search/README.md

@@ -32,12 +32,14 @@ Here are some websites you can use when looking for open positions.
 - [Outreachy](https://www.gnome.org/outreachy/)
 - [PandaJobs](http://panda.jobs/)
 - [ProductHire](https://producthire.co/)
+- [PowerToFly](https://powertofly.com/jobs/)
 - [SimplyHired](http://www.simplyhired.com/local-jobs/new-york-ny)
 - [Slack at Work](https://slackatwork.com/)
 - [StackOverflow Jobs](http://stackoverflow.com/jobs)
 - [SudoHoot Jobs](http://jobs.sudohoot.com/)
 - [Switch](http://www.switchapp.com/)
 - [The Muse](https://www.themuse.com/)
+- [We Work Remotely](https://weworkremotely.com/)
 - [Women Who Code Jobs](https://www.womenwhocode.com/jobs)
 - [YCombinator Jobs](https://news.ycombinator.com/jobs)
 - [ZipRecruiter](https://www.ziprecruiter.com/)