CB-5891 Fix engine check when path has spaces.
updated release notes
Setting version to 0.19.0
Tweak release notes
CB-5962 Incremented plugin version to -dev branch.
Updated readme to reflect that Windows8 IS supported
Merge branch 'master' of https://git-wip-us.apache.org/repos/asf/cordova-plugman
Fix unit tests
Change to fetch.js so it returns the directory where the original plugin exists (if copied from a path).