fix: Merge pull request #158 from pelias/downloader-make-meta-dir

Create meta directory before running downloader

download_data.js

@@ -1,10 +1,14 @@
 var child_process = require('child_process');
 var async = require('async');
+var fs = require('fs-extra');
 var os = require('os');
 
 var bundles = require('./src/bundleList');
 var config = require('pelias-config').generate();
 
+//ensure required directory structure exists
+fs.ensureDirSync(config.imports.whosonfirst.datapath + '/meta');
+
 // download one bundle for every other CPU (tar and bzip2 can both max out one core)
 // (but not more than 4, to keep things from getting too intense)
 // lower this number to make the downloader more CPU friendly