Fixed some translation issue

Author: dzz007

lib/commands/show.js

@@ -182,7 +182,7 @@ cmd.handler = function(argv) {
   session.argv = argv;
   if (argv.keyword.length > 0) {
     // show specific one
-    core.getProblem(argv.keyword, argv.dontTranslate, function(e, problem) {
+    core.getProblem(argv.keyword, !argv.dontTranslate, function(e, problem) {
       if (e) return log.fail(e);
       showProblem(problem, argv);
     });

lib/commands/submission.js

@@ -76,7 +76,7 @@ function doTask(problem, queue, cb) {
 
   if (argv.extra) {
     // have to get problem details, e.g. problem description.
-    core.getProblem(problem.fid, argv.dontTranslate, function(e, problem) {
+    core.getProblem(problem.fid, !argv.dontTranslate, function(e, problem) {
       if (e) return cb(e);
       exportSubmission(problem, argv, onTaskDone);
     });
@@ -142,7 +142,7 @@ cmd.handler = function(argv) {
   if (!argv.keyword)
     return log.fail('missing keyword?');
 
-  core.getProblem(argv.keyword, argv.dontTranslate, function(e, problem) {
+  core.getProblem(argv.keyword, !argv.dontTranslate, function(e, problem) {
     if (e) return log.fail(e);
     q.addTask(problem).run();
   });