Updated requirements.txt with some missing requirements.

This should pin all versions of all packages we depend on.

requirements.txt

@@ -1,8 +1,15 @@
+# Primary requirements
+pillar
+
+# Secondary requirements (i.e. pulled in from primary requirements)
 algoliasearch==1.8.0
 bcrypt==2.0.0
 blinker==1.4
 bugsnag==2.3.1
 Cerberus==0.9.2
+cffi==1.7.0
+cryptography==1.4
+enum34==1.1.6
 Eve==0.6.3
 Events==0.2.1
 Flask==0.10.1
@@ -15,18 +22,32 @@ Flask-WTF==0.12
 flup==1.0.2
 gcloud==0.12.0
 google-apitools==0.4.11
+googleapis-common-protos==1.2.0
 httplib2==0.9.2
 idna==2.0
+ipaddress==1.0.16
+itsdangerous==0.24
+Jinja2==2.8
 MarkupSafe==0.23
 ndg-httpsclient==0.4.0
+oauth2client==3.0.0
+oauthlib==1.1.2
 Pillow==2.8.1
+protobuf==3.0.0
+protorpc==0.11.1
+pyasn1==0.1.9
+pyasn1-modules==0.0.8
 pycparser==2.14
 pycrypto==2.6.1
+pymongo==3.3.0
 pyOpenSSL==0.15.1
 redis==2.10.5
 requests==2.9.1
+requests-oauthlib==0.6.2
 rsa==3.3
 simplejson==3.8.2
+six==1.10.0
 WebOb==1.5.0
-wheel==0.24.0
+Werkzeug==0.11.3
+WTForms==2.1
 zencoder==0.6.5