Postgres connector-manager no longer needs to encode the username or password (s…

…ince node-postgres does that for us).

lib/dialects/postgres/query-generator.js

@@ -711,8 +711,8 @@ module.exports = (function() {
       var template = '<%= protocol %>://<%= user %>:<%= password %>@<%= host %><% if(port) { %>:<%= port %><% } %>/<%= database %>'
 
       return Utils._.template(template)({
-        user:     encodeURIComponent(config.username),
-        password: encodeURIComponent(config.password),
+        user:     config.username,
+        password: config.password,
         database: config.database,
         host:     config.host,
         port:     config.port,