Zyxelprometheus

Fix
* Fix tests. (e8151cc2a6987073f4ce6d1a049ff6a765adff02)
* Fix unquoted label value. (18116df6d6d6c999f23feaa6b1a677fa44b7c227)

Fix
* Fix regular express to match ifconfig output. (fd5e3679979f4a70b92990782817aa4d3e3df9fa)
* Sent commands get written back on stdout. (29478a830409b066c494b96e9af3e21af5943b75)
* Fix mock and corresponding bug. (3d7b7db254d3031a76b5986b6055f8c9321ad1a6)

Feature
* Switch to using ssh to scrape data. (06ff74cd9f98e7458dc83d4b7ede4d34299596dc)

Fix
* Add command line args." (49c1c5f1d2ae0e0dc81685cb13d19aaefabc99ee)

Feature
* Add server that can be scraped by Prometheus. (5c87bd8e2e920169919c8da35cd61e16e5317c3c)

Fix
* Fix style. (32254bf1342f659f296ac038575b4f88c68f995a)
* Add new test. (f2d570d66b24a13b6a02992a30a6f9202c4754d0)

Feature
* Add proper argument parsing. (138974f297d4de37ff1dd5f5d60a77573267d221)

Fix
* Fix typo in tests, add new test to improve coverage. (57b7fead9b828a1a69739756c9f6ca2066d52b14)