snapshot-79: Snapshot 79

Binary targets OS X 10.8(Mountain Lion), 10.9(Mavericks), 10.10(Yosemite), and 10.11(El Capitan)

- Vim patch 7.4.903
- Add basic support for CoreText ligatures
- Add optional blur to transparent windows
- Allow to open directory in Open dialog
- Fix rendering and resizing issues on El Capitan Split View
- Fix Deployment Target for Yosemite with Xcode 7.1