- New module CorePrinting with functions to get and set the default printer.
- Adds DoubleClickInterval function to NSEvent.
- Removes SystemExtensions.SystemDoubleClickIntervalInTicks function because it did not do what it said, and fixing it could lead to undetected issues with existing code.
Adds the new CorePrinting class file
Adds a missing "pragma unused"
Adds the new CorePrinting class
Merge pull request #131 from tempelmann/master

Adds CorePrinting, NSEvent.DoubleClickInterval, removes disfunctional SystemDoubleClickIntervalInTicks