Added
* .travis.yml now runs run_repo_security_scanner.sh
* added xe_exchange_rates.py sample spider
* added sha1 hash of spiders args to spider output
Changed
* [ChromeDriver](https://sites.google.com/a/chromium.org/chromedriver) 2.38 -> 2.46
* Selenium 3.12.0 -> 3.141.0
* twine 1.11.0 -> 1.12.1
* dateutil 2.7.3 -> 2.7.5
* material simplifcation of way to use run_sample.sh
Removed
* removed bank_of_canada_daily_exchange_rates.py sample spider
* removed spiderhost.py, spiderhost.sh, spiders.py and spiders.sh