diff --git a/BUGS.md b/BUGS.md
index 1bdc0e6..c488c80 100644
--- a/BUGS.md
+++ b/BUGS.md
@@ -2,6 +2,7 @@
 
 # BUGS
 
+- detectar se falta 'correct' nas perguntas.
 - check if script to generate questions exist before instantiation.
 - paths manipulation in strings is unix only ('/something'). use os.path to create paths.
 - fix ans directory. relative to what?? current dir?
@@ -12,7 +13,7 @@
 
 - SQLAlchemy em vez da classe database.
 - Criar botão para o docente fazer enable/disable do aluno explicitamente (exames presenciais).
-- hash das passwords obtidas da concatenacao do numero de aluno com password (evita que passwords repetidas sejam detectadas).
+- hash das passwords concatenadas com salt gerado aleatoriamente. necessario acrescentar salt de cada aluno. gerar salt com os.urandom(256)
 - permitir enviar varios testes, aluno escolhe qual o teste que quer fazer.
 - criar script json2md.py ou outra forma de gerar um teste ja realizado
 - Menu para professor com link para /results e /students
diff --git a/config/server.conf b/config/server.conf
index f782077..4b1257f 100644
--- a/config/server.conf
+++ b/config/server.conf
@@ -1,7 +1,7 @@
 # -*- coding: utf-8 -*-
 
 [global]
-;environment= 'production'
+environment= 'production'
 
 ; number of threads running
 server.thread_pool= 10
@@ -23,8 +23,8 @@ server.socket_port = 8080
 log.screen = False
 
 # add path to the log files here. empty strings disable logging
-log.error_file = ''
-log.access_file = ''
+log.error_file = '/Users/mjsb/Library/Logs/Perguntations/errors.log'
+log.access_file = '/Users/mjsb/Library/Logs/Perguntations/access.log'
 
 # DO NOT DISABLE SESSIONS!
 tools.sessions.on = True
@@ -36,7 +36,7 @@ tools.sessions.storage_path = 'sessions'
 tools.auth.on = True
 
 [/]
-; Default root is the server directory, but can be changed here
+; Default root is under the server directory, but can be changed here
 ; tools.staticdir.root = os.path.normpath(os.path.abspath(os.path.curdir))
 tools.staticdir.dir = 'static'
 tools.staticdir.on = True
diff --git a/templates/results.html b/templates/results.html
index 76e441f..c10cd92 100644
--- a/templates/results.html
+++ b/templates/results.html
@@ -127,11 +127,11 @@
                             % if dt.days > 0:
                                 ${dt.days}d
                             % elif dt.seconds >= 3600:
-                                (${dt.seconds // 3600} horas
+                                ${dt.seconds // 3600}h
                             % elif dt.seconds >= 60:
-                                (${dt.seconds // 60} minutos
+                                ${dt.seconds // 60}m
                             % else:
-                                (${dt.seconds} segundos
+                                ${dt.seconds}s
                             % endif
 
                             </small>
--
libgit2 0.21.2