fix(config): some environment config not parse properly

lib/config/environment.js

@@ -5,11 +5,11 @@ module.exports = {
   urlpath: process.env.HMD_URL_PATH,
   port: process.env.HMD_PORT,
   urladdport: process.env.HMD_URL_ADDPORT,
-  usessl: process.env.HMD_PROTOCOL_USESSL,
+  usessl: (process.env.HMD_PROTOCOL_USESSL === 'true'),
   alloworigin: process.env.HMD_ALLOW_ORIGIN ? process.env.HMD_ALLOW_ORIGIN.split(',') : undefined,
-  usecdn: process.env.HMD_USECDN,
-  allowanonymous: process.env.HMD_ALLOW_ANONYMOUS,
-  allowfreeurl: process.env.HMD_ALLOW_FREEURL,
+  usecdn: (process.env.HMD_USECDN === 'true'),
+  allowanonymous: (process.env.HMD_ALLOW_ANONYMOUS === 'true'),
+  allowfreeurl: (process.env.HMD_ALLOW_FREEURL === 'true'),
   defaultpermission: process.env.HMD_DEFAULT_PERMISSION,
   dburl: process.env.HMD_DB_URL,
   imageUploadType: process.env.HMD_IMAGE_UPLOAD_TYPE,
@@ -59,6 +59,6 @@ module.exports = {
     searchAttributes: process.env.HMD_LDAP_SEARCHATTRIBUTES,
     tlsca: process.env.HMD_LDAP_TLS_CA
   },
-  email: process.env.HMD_EMAIL,
-  allowemailregister: process.env.HMD_ALLOW_EMAIL_REGISTER
+  email: (process.env.HMD_EMAIL === 'true'),
+  allowemailregister: (process.env.HMD_ALLOW_EMAIL_REGISTER === 'true')
 }

lib/config/oldEnvironment.js

@@ -1,7 +1,7 @@
 'use strict'
 
 module.exports = {
-  debug: process.env.DEBUG,
+  debug: (process.env.DEBUG === 'true'),
   dburl: process.env.DATABASE_URL,
   urlpath: process.env.URL_PATH,
   port: process.env.PORT