Update osm-im dependencies

Change-Id: I21947c34ae9617fe4fe4dd1967700fa0ad26cbf6
Signed-off-by: garciadeblas <gerardo.garciadeblas@telefonica.com>
diff --git a/requirements.txt b/requirements.txt
index a2a4e5c..296bc6c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -15,7 +15,7 @@
 #    under the License.
 
 Click
-prettytable
+prettytable<=1.0.1
 PyYAML
 pycurl
 python-magic
@@ -24,4 +24,5 @@
 packaging
 ruamel.yaml
 requests
-git+https://osm.etsi.org/gerrit/osm/IM.git#egg=osm-im
+git+https://osm.etsi.org/gerrit/osm/IM.git@v8.0#egg=osm-im
+
diff --git a/setup.py b/setup.py
index f5b9e15..bfa345b 100644
--- a/setup.py
+++ b/setup.py
@@ -30,10 +30,7 @@
     install_requires=[
         'Click', 'prettytable', 'pyyaml', 'pycurl', 'python-magic',
         'jinja2', 'osm-im', 'verboselogs', 'packaging', 'ruamel.yaml',
-        'requests'
-    ],
-    dependency_links=[
-        'git+https://osm.etsi.org/gerrit/osm/IM.git#egg=osm-im',
+        'requests', 'osm-im',
     ],
     setup_requires=['setuptools-version-command'],
     test_suite='nose.collector',