Add the github-linguist package

This commit only adds a single package and all of its transitive
dependencies. The github-linguist package will be used for counting
lines of code as a baseline for databases we are analyzing.

node_modules/fs-extra/lib/index.js

@@ -0,0 +1,22 @@
+'use strict'
+
+const assign = require('./util/assign')
+
+const fs = {}
+
+// Export graceful-fs:
+assign(fs, require('./fs'))
+// Export extra methods:
+assign(fs, require('./copy'))
+assign(fs, require('./copy-sync'))
+assign(fs, require('./mkdirs'))
+assign(fs, require('./remove'))
+assign(fs, require('./json'))
+assign(fs, require('./move'))
+assign(fs, require('./move-sync'))
+assign(fs, require('./empty'))
+assign(fs, require('./ensure'))
+assign(fs, require('./output'))
+assign(fs, require('./path-exists'))
+
+module.exports = fs