Updated from global requirements

Change-Id: I0628d1071955a7f82efd1e1e054fa38ae1dff006

requirements.txt

@@ -3,8 +3,8 @@ argparse
 cliff>=1.6.0
 iso8601>=0.1.9
 netaddr>=0.7.6
-requests>=1.1
+requests>=1.2.1
 python-keystoneclient>=0.10.0
-simplejson>=2.0.9
+simplejson>=2.2.0
 six>=1.7.0
 Babel>=1.3

test-requirements.txt

@@ -4,10 +4,10 @@ cliff-tablib>=1.0
 coverage>=3.6
 discover
 fixtures>=0.3.14
-httpretty>=0.8.0,!=0.8.1,!=0.8.2
+httpretty>=0.8.0,!=0.8.1,!=0.8.2,!=0.8.3
 mox3>=0.7.0
-oslosphinx
-oslotest
+oslosphinx>=2.2.0.0a2
+oslotest>=1.1.0.0a1
 python-subunit>=0.0.18
 sphinx>=1.1.2,!=1.2.0,<1.3
 testrepository>=0.0.18