Updated from global requirements

Change-Id: I3701c9964d442191de3a6581bcbc0b6f5e14ab26

requirements.txt

@@ -4,7 +4,7 @@
 pbr>=0.6,!=0.7,<1.0
 argparse
 iso8601>=0.1.9
-oslo.i18n>=1.0.0                        # Apache-2.0
+oslo.i18n>=1.0.0  # Apache-2.0
 oslo.serialization>=1.0.0               # Apache-2.0
 oslo.utils>=1.0.0                       # Apache-2.0
 PrettyTable>=0.7,<0.8

test-requirements.txt

@@ -8,7 +8,7 @@ discover
 fixtures>=0.3.14
 keyring>=2.1,!=3.3
 mock>=1.0
-requests-mock>=0.4.0  # Apache-2.0
+requests-mock>=0.5.1  # Apache-2.0
 sphinx>=1.1.2,!=1.2.0,!=1.3b1,<1.3
 oslosphinx>=2.2.0  # Apache-2.0
 testrepository>=0.0.18