Downgrade to repoze.sendmail 4.1 due to a regression. See repoze/repoze.sendmail#31

Author: lorenzogil

requirements.txt

@@ -10,7 +10,7 @@ peppercorn==0.5          # required by deform
 polib==1.0.6             # required by lingua
 pytz==2014.9             # required by Babel
 repoze.lru==0.6          # required by pyramid
-repoze.sendmail==4.2     # required by pyramid_mailer
+repoze.sendmail==4.1     # required by pyramid_mailer
 transaction==1.4.3       # required by pyramid_mailer
 translationstring==1.1   # required by deform, pyramid
 venusian==1.0            # required by pyramid