fix metamask check for non dev environment

Author: iurimatias

lib/contracts/code_generator.js

@@ -126,19 +126,15 @@ class CodeGenerator {
         result += plugin.generateProvider(self) + "\n";
       });
     } else {
-
       let web3Load;
 
       if (isDeployment) {
         let connection = "http://" + this.contractsConfig.deployment.host + ":" + this.contractsConfig.deployment.port;
         web3Load = Templates.define_web3_simple({url: connection, done: 'done();'});
       } else {
         let connectionList = "[" + this.contractsConfig.dappConnection.map((x) => '"' + x + '"').join(',') + "]";
-        if (self.env === 'development') {
-          web3Load = Templates.web3_connector({connectionList: connectionList, done: 'done(err);', warnAboutMetamask: true});
-        } else {
-          web3Load = Templates.web3_connector({connectionList: connectionList, done: 'done(err);', warnAboutMetamask: true});
-        }
+        let isDev = (self.env === 'development');
+        web3Load = Templates.web3_connector({connectionList: connectionList, done: 'done(err);', warnAboutMetamask: isDev});
       }
 
       result += Templates.do_when_loaded({block: web3Load});