Merge pull request #41 from dojot/release/v0.4.2

fix internal lib version

requirements/requirements.txt

@@ -1,9 +1,23 @@
-flask==0.12
-flask_sqlalchemy==2.3.0
-psycopg2==2.7.3
-marshmallow==3.0.0b7
-requests>=2.18
-gunicorn==19.6.0
+certifi==2019.11.28
+chardet==3.0.4
+Click==7.0
+Flask==0.12
+Flask-SQLAlchemy==2.3.0
 gevent==1.1.1
+greenlet==0.4.15
+gunicorn==19.6.0
+idna==2.8
+itsdangerous==1.1.0
+Jinja2==2.10.3
 json-logging-py==0.2
-minio>=3.0.0
+MarkupSafe==1.1.1
+marshmallow==3.0.0b7
+minio==5.0.6
+psycopg2==2.7.3
+python-dateutil==2.8.1
+pytz==2019.3
+requests==2.22.0
+six==1.13.0
+SQLAlchemy==1.3.12
+urllib3==1.25.7
+Werkzeug==0.16.0