requirements: Upgrade cryptography to 2.1.4.

requirements/common.in

@@ -46,7 +46,7 @@ chardet==3.0.4
 
 # Pinned version because older versions don't compile on newer Linux.
 # Not actually a direct dependency.
-cryptography==2.1.2
+cryptography==2.1.4
 
 # Needed for integrations
 defusedxml==0.5.0

requirements/dev.in

@@ -14,7 +14,7 @@ Twisted==17.9.0
 Scrapy==1.4.0
 
 # Needed to compute test coverage
-coverage==4.4.1
+coverage==4.5.1
 
 # fake for LDAP testing
 fakeldap==0.6.1

requirements/dev.txt

@@ -35,8 +35,8 @@ click==6.6                # via gitlint, pip-tools
 commonmark==0.5.4
 constantly==15.1.0        # via twisted
 cookies==2.2.1            # via moto
-coverage==4.4.1
-cryptography==2.1.2
+coverage==4.5.1
+cryptography==2.1.4
 cssselect==1.0.1          # via parsel, premailer, scrapy
 cssutils==1.0.2           # via premailer
 decorator==4.1.2          # via ipython, traitlets

requirements/prod.txt

@@ -24,7 +24,7 @@ cchardet==2.1.1
 certifi==2017.7.27.1
 cffi==1.11.4
 chardet==3.0.4
-cryptography==2.1.2
+cryptography==2.1.4
 cssselect==1.0.1          # via premailer
 cssutils==1.0.2           # via premailer
 decorator==4.1.2          # via ipython, traitlets