WINDUP-299  Refactor FurnaceClasspathScanner
Merge branch 'RefactorScanner' of https://github.com/OndraZizka/windup into OndraZizka-RefactorScanner
Ran the project's formatter in Eclipse, and also switched to using Furnace's Predicate class
Fixed unit tests that were broken by the FilenameUtil 'refactoring'
Merge branch 'OndraZizka-RefactorScanner'