[WIP] Statically Linked Binary

[norio-nomura]

Same as realm/SwiftLint#1951

This does not depends on #442 directly, but should be merged after that.

[norio-nomura]

Homebrew test:

diff --git a/Formula/sourcekitten.rb b/Formula/sourcekitten.rb
index 271f2f3d7..3c8463607 100644
--- a/Formula/sourcekitten.rb
+++ b/Formula/sourcekitten.rb
@@ -4,7 +4,7 @@ class Sourcekitten < Formula
   url "https://github.com/jpsim/SourceKitten.git",
       :tag => "0.18.4",
       :revision => "71e8297e5d95118588f8aa8e1de892762346dc9d"
-  head "https://github.com/jpsim/SourceKitten.git"
+  head "https://github.com/jpsim/SourceKitten.git", :branch => "nn-single-binary"
 
   bottle do
     cellar :any

$ brew install sourcekitten --HEAD
==> Cloning https://github.com/jpsim/SourceKitten.git
Cloning into '/Users/norio/Library/Caches/Homebrew/sourcekitten--git'...
remote: Counting objects: 189, done.
remote: Compressing objects: 100% (166/166), done.
remote: Total 189 (delta 42), reused 54 (delta 17), pack-reused 0
Receiving objects: 100% (189/189), 338.58 KiB | 955.00 KiB/s, done.
Resolving deltas: 100% (42/42), done.
==> Checking out branch nn-single-binary
==> make prefix_install PREFIX=/usr/local/Cellar/sourcekitten/HEAD-f76e35f TEMPORARY_FOLDER=/private/tmp/sourcekitten-20171119-53894-rclpnm/SourceKitten.dst
🍺  /usr/local/Cellar/sourcekitten/HEAD-f76e35f: 6 files, 11.8MB, built in 1 minute 48 seconds
brew install sourcekitten --HEAD  104.79s user 26.07s system 113% cpu 1:55.80 total
$ otool -L `which sourcekitten`
/usr/local/bin/sourcekitten:
	/System/Library/Frameworks/CoreFoundation.framework/Versions/A/CoreFoundation (compatibility version 150.0.0, current version 1445.12.0)
	/usr/lib/libobjc.A.dylib (compatibility version 1.0.0, current version 228.0.0)
	/usr/lib/libSystem.B.dylib (compatibility version 1.0.0, current version 1252.0.0)
	/usr/lib/libc++.1.dylib (compatibility version 1.0.0, current version 400.9.0)
	/System/Library/Frameworks/Foundation.framework/Versions/C/Foundation (compatibility version 300.0.0, current version 1443.14.0)
	/System/Library/Frameworks/CoreGraphics.framework/Versions/A/CoreGraphics (compatibility version 64.0.0, current version 1125.3.4)
	/usr/lib/libicucore.A.dylib (compatibility version 1.0.0, current version 59.1.0)

[jpsim]

Nice 👌. Assuming not actually WIP.

[norio-nomura]

Thanks! 🙏