update to latest lamassu.json

lib/options.js

@@ -1,24 +1,20 @@
-'use strict'
+const fs = require('fs')
+const path = require('path')
+const os = require('os')
 
-var fs = require('fs')
-var path = require('path')
-var os = require('os')
-
-var options
-var configPath
+let serverConfig
 
 try {
-  configPath = '/etc/lamassu.json'
-  options = JSON.parse(fs.readFileSync(configPath))
-} catch (err) {
+  const homeConfigPath = path.resolve(os.homedir(), '.lamassu', 'lamassu.json')
+  serverConfig = JSON.parse(fs.readFileSync(homeConfigPath))
+} catch (_) {
   try {
-    configPath = path.resolve(os.homedir(), '.lamassu', 'lamassu.json')
-    console.log(configPath)
-    options = JSON.parse(fs.readFileSync(configPath))
-  } catch (err2) {
-    console.log('Missing configuration file -- exiting.')
+    const globalConfigPath = path.resolve('/etc', 'lamassu', 'lamassu.json')
+    serverConfig = JSON.parse(fs.readFileSync(globalConfigPath))
+  } catch (_) {
+    console.log("Couldn't open config file.")
     process.exit(1)
   }
 }
 
-module.exports = options
+module.exports = serverConfig