Snapshot 80

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

- Vim patch 7.4.909
- Prevent SIGSEGV using both python and python3
- Fix if_perl and if_python3 dylib loading

Author: splhack

src/MacVim/Info.plist

@@ -1256,7 +1256,7 @@
 		</dict>
 	</array>
 	<key>CFBundleVersion</key>
-	<string>79</string>
+	<string>80</string>
 	<key>NSMainNibFile</key>
 	<string>MainMenu</string>
 	<key>NSPrincipalClass</key>