Fixes handling of empty lines in CTLine example
Merge pull request #26 from tempelmann/master

Fixes handling of empty lines in CTLine example
Core Text: Fixes small issues and adds setting of Font
Merge pull request #27 from tempelmann/master

Core Text: Fixes small issues and adds setting of Font
Refactor NSMenuItem.CreateSeparatorItem.
Add method NSSearchField.AddMenuSeparator; add separator to NSSearchField example.
Merge pull request #28 from declaresub/master

Add NSSearchField.AddMenuSeparator.
Remove NSFont.ConvertFontToHaveTrait; this method properly belongs in NSFontManager, which does have such a method.
Add TextAreaExtension.Bold, Italic.  These methods implement setting font traits on a text range.
Merge pull request #29 from declaresub/master

Add TextAreaExtension Bold, Italic methods for formatting a range of text.
Merge pull request #15 from macoslib/master

Charles' additions/changes