Created Glob class (for recursively matching paths to globs)
Created tests for Glob class
Merge branch 'master' of https://github.com/dart-lang/chromedeveditor into umop-preferences-editorconfig
replaced ints with class consts
Review fixes
Moved glob code from filesystem.dart to preferences.dart
Merge pull request #3707 from dart-lang/umop-preferences-editorconfig-glob

Create Glob class (for recursively matching paths to globs)