Add support for Mockito and PowerMockito
Implement a loader and redesign resource locations to be strings

1) Implemented a loader using Jsoup to parse the HTML for links
2) Redesign the scanners to scan a location string instead of a provided URL object
Refactor resource scanners to take Resource as the argument
Refactor resource scanner spec into a JUnit test
Merge branch 'feature/impl-html-loader' into develop
Implement a multi-threaded crawler that uses executors to scan

1) Implement a ResourceCrawler that uses Executors to run a scan
2) Created base test to use for all mocking tests (which really is ALL unit tests)
Cleaned up some unused imports and errant comments
Merge branch 'feature/impl-crawler' into develop
Merge pull request #1 from juliomistral/develop

Merge implementations of a loader and crawlers