Updated third party Python libraries to latest versions.

(Redmine issue: #3387)

conf/requirements-dev.pip

-setuptools==41.6.0
-wheel==0.33.6
+setuptools==46.1.3
+wheel==0.34.2
 nose==1.3.7
-coverage==5.0.3
+coverage==5.0.4
 pyflakes==2.1.1
-pylint==2.4.3
-sphinx==2.2.1
+pylint==2.4.4
+sphinx==2.4.4
 sphinx-rtd-theme==0.4.3

conf/requirements-latest.pip

@@ -22,6 +22,7 @@ flask-debugtoolbar
 flask-jsglue
 dnspython
 geoip2
+maxminddb
 requests
 rrdtool
 pyyaml

conf/requirements.pip

-python-dotenv==0.10.3
+python-dotenv==0.12.0
 pytz==2019.3
 ply==3.11
 psycopg2==2.8.4
-babel==2.7.0
+babel==2.8.0
 wtforms==2.2.1
-sqlalchemy==1.3.10
-alembic==1.2.1
-jinja2==2.10.3
+sqlalchemy==1.3.15
+alembic==1.4.2
+jinja2==2.11.1
 blinker==1.4
-bsddb3==6.2.6
+bsddb3==6.2.7
 flask==1.1.1
-flask-login==0.4.1
+flask-login==0.5.0
 flask-mail==0.9.1
-flask-migrate==2.5.2
-flask-babel==0.12.2
+flask-migrate==2.5.3
+flask-babel==1.0.0
 flask-principal==0.4.0
-flask-wtf==0.14.2
+flask-wtf==0.14.3
 flask-script==2.0.6
 flask-sqlalchemy==2.4.1
-flask-debugtoolbar==0.10.1
+flask-debugtoolbar==0.11.0
 flask-jsglue==0.3.1
 dnspython==1.16.0
-geoip2==2.9.0
-requests==2.22.0
+geoip2==3.0.0
+maxminddb==1.5.2
+requests==2.23.0
 rrdtool==0.1.15
-pyyaml==5.1.2
+pyyaml==5.3.1
 pydgets==0.9
 pyzenkit==0.58
 pynspect==0.17
 ipranges==0.1.10
 typedcols==0.1.13
 idea-format==0.1.11
-python-dateutil==2.8.0
+python-dateutil==2.8.1
 PyBabel-json-md==0.1.0