Fix pep8 and pycrypto versions, fix tox.ini

Change-Id: I8efe200c54e4c441ec9d3c8f02bf03309da8b171

tools/pip-requires

@@ -7,6 +7,7 @@ netaddr
 oslo.config>=1.1.0
 paramiko>=1.8.0
 pbr>=0.5.16,<0.6
+pycrypto>=2.6
 python-cinderclient>=1.0.4,<2
 python-keystoneclient>=0.2,<0.3
 python-novaclient>=2.12.0,<3

tools/test-requires

@@ -1,7 +1,9 @@
-# This file is managed by openstack-depends
-coverage>=3.6
+# Fix versions for pep8/flake8/hacking
+pep8==1.4.5
 flake8==2.0
-hacking>=0.5.3,<0.6
+hacking>=0.5.6,<0.6
+
+coverage>=3.6
 mock>=0.8.0
 nose
 openstack.nose_plugin>=0.7

tox.ini

@@ -2,6 +2,7 @@
 envlist = py26,py27,py33,pep8
 
 [testenv]
+sitepackages = True
 setenv =
     VIRTUAL_ENV={envdir}
     NOSE_WITH_OPENSTACK=1
@@ -23,12 +24,11 @@ commands = nosetests -w integration -x {posargs}
 setenv = NOSE_WITH_COVERAGE=1
 
 [tox:jenkins]
+sitepackages = False
 downloadcache = ~/cache/pip
 
 [testenv:pep8]
-deps =
-    flake8
-    hacking
+sitepackages = False
 commands = flake8 {posargs}
 
 [testenv:venv]