Fix incompatible requirement in lower-constraints

Fix lower-constraints don't match the lower bounds
in the requirements file(s). It causes fail in
requirements-check.

REF:
http://lists.openstack.org/pipermail/openstack-dev/2018-April/129056.html

Change-Id: I1fbb434e03a39c0352048d9e5a5c49d172b3413d

lower-constraints.txt

@@ -3,9 +3,9 @@ alembic==0.9.8
 amqp==2.2.2
 appdirs==1.4.3
 asn1crypto==0.24.0
-Babel==2.5.3
+Babel==2.3.4
 bashate==0.5.1
-bcrypt==3.1.4
+bcrypt==3.1.3
 beautifulsoup4==4.6.0
 cachetools==2.0.1
 certifi==2018.1.18
@@ -14,21 +14,21 @@ chardet==3.0.4
 cliff==2.11.0
 cmd2==0.8.1
 contextlib2==0.5.5
-coverage==4.5.1
+coverage==4.0
-cryptography==2.1.4
+cryptography==2.1
 debtcollector==1.19.0
 decorator==4.2.1
 docutils==0.14
-dogpile.cache==0.6.5
+dogpile.cache==0.6.2
 dulwich==0.19.0
 enum-compat==0.0.2
 eventlet==0.20.0
 extras==1.0.0
 fasteners==0.14.1
 fixtures==3.0.0
-flake8==2.5.5
 flake8-docstrings==0.2.1.post1
-freezegun==0.3.10
+flake8==2.5.5
+freezegun==0.3.6
 future==0.16.0
 futurist==1.6.0
 greenlet==0.4.13
@@ -39,57 +39,60 @@ iso8601==0.1.12
 Jinja2==2.10
 jsonschema==2.6.0
 keystoneauth1==3.4.0
-keystonemiddleware==4.21.0
+keystonemiddleware==4.17.0
 kombu==4.1.0
+ldappool===2.0.0
 linecache2==1.0.0
-lxml==4.1.1
+lxml==3.4.1
 Mako==1.0.7
 MarkupSafe==1.0
 mccabe==0.2.1
 mock==2.0.0
 monotonic==1.4
 mox3==0.25.0
-msgpack==0.5.6
+msgpack==0.4.0
 netaddr==0.7.19
 netifaces==0.10.6
-oauthlib==2.0.6
+oauthlib==0.6.2
 openstackdocstheme==1.20.0
-os-api-ref==1.5.0
+os-api-ref==1.4.0
 os-client-config==1.29.0
 os-testr==1.0.0
-oslo.cache==1.29.0
+oslo.cache==1.26.0
 oslo.concurrency==3.26.0
 oslo.config==5.2.0
-oslo.context==2.20.0
+oslo.context==2.19.2
-oslo.db==4.35.0
+oslo.db==4.27.0
-oslo.i18n==3.20.0
+oslo.i18n==3.15.3
-oslo.log==3.37.0
+oslo.log==3.36.0
-oslo.messaging==5.36.0
+oslo.messaging==5.29.0
-oslo.middleware==3.35.0
+oslo.middleware==3.31.0
-oslo.policy==1.34.0
+oslo.policy==1.30.0
-oslo.serialization==2.25.0
+oslo.serialization==2.18.0
 oslo.service==1.30.0
-oslo.utils==3.36.0
+oslo.utils==3.33.0
-oslotest==3.3.0
+oslotest==3.2.0
-osprofiler==2.0.0
+osprofiler==1.4.0
 paramiko==2.4.1
-passlib==1.7.1
+passlib==1.7.0
-Paste==2.0.3
+Paste==2.0.2
-PasteDeploy==1.5.2
+PasteDeploy==1.5.0
-pbr==3.1.1
+pbr==2.0.0
 pep257==0.7.0
 pep8==1.5.7
-pika==0.10.0
 pika-pool==0.1.3
+pika==0.10.0
 prettytable==0.7.2
 psycopg2==2.7.4
 pyasn1==0.4.2
-pycadf==2.7.0
+pycadf==1.1.0
 pycparser==2.18
 pycrypto==2.6.1
 pyflakes==0.8.1
 Pygments==2.2.0
 pyinotify==0.9.6
+pyldap===2.4.20
+pymongo===3.0.2
 PyMySQL==0.8.0
 PyNaCl==1.2.1
 pyOpenSSL==17.5.0
@@ -98,42 +101,43 @@ pyperclip==1.6.0
 pysaml2==4.0.2
 python-dateutil==2.7.0
 python-editor==1.0.3
-python-keystoneclient==3.15.0
+python-keystoneclient==3.8.0
+python-memcached===1.56
 python-mimeparse==1.6.0
 python-subunit==1.2.0
-pytz==2018.3
+pytz==2013.6
 PyYAML==3.12
 repoze.lru==0.7
 repoze.who==2.3
-requests==2.18.4
+requests==2.14.2
 requestsexceptions==1.4.0
 rfc3986==1.1.0
-Routes==2.4.1
+Routes==2.3.1
-scrypt==0.8.6
+scrypt==0.8.0
-six==1.11.0
+six==1.10.0
 snowballstemmer==1.2.1
 Sphinx==1.6.5
 sphinxcontrib-websupport==1.0.1
-SQLAlchemy==1.2.5
 sqlalchemy-migrate==0.11.0
+SQLAlchemy==1.0.10
 sqlparse==0.2.4
 statsd==3.2.2
-stestr==2.0.0
+stestr==1.0.0
-stevedore==1.28.0
+stevedore==1.20.0
-tempest==18.0.0
+tempest==17.1.0
 Tempita==0.5.2
 tenacity==4.9.0
 testrepository==0.0.20
 testresources==2.0.1
 testscenarios==0.5.0
-testtools==2.3.0
+testtools==2.2.0
 traceback2==1.4.0
 unittest2==1.1.0
 urllib3==1.22
 vine==1.1.4
 voluptuous==0.11.1
 waitress==1.1.0
-WebOb==1.7.4
+WebOb==1.7.1
-WebTest==2.0.29
+WebTest==2.0.27
 wrapt==1.10.11
 zope.interface==4.4.3