Add pkgutil support for OS X package install checks
Merge pull request #173 from damyanbogoev/master

Fixing an issue in the FindIISWebsite cmdlet and adding more checks for the IIS App Pool
Merge pull request #174 from RoboticCheese/roboticcheese/support-osx-pkgutil

Add pkgutil support for OS X package install checks
Bump up version
Update subproject