Scheduled weekly dependency update for week 01 (#97)

* Update idna from 2.10 to 3.1

* Update invoke from 1.4.1 to 1.5.0

* Update tqdm from 4.55.0 to 4.55.1

requirements.txt

@@ -13,8 +13,8 @@ coveralls==2.2.0
 docopt==0.6.2
 docutils==0.16
 filelock==3.0.12
-idna==2.10
-invoke==1.4.1
+idna==3.1
+invoke==1.5.0
 Jinja2==2.11.2
 MarkupSafe==1.1.1
 more-itertools==8.6.0
@@ -31,7 +31,7 @@ requests-toolbelt==0.9.1
 six==1.15.0
 toml==0.10.2
 tox==3.20.1
-tqdm==4.55.0
+tqdm==4.55.1
 twine==3.3.0
 urllib3==1.26.2
 virtualenv==20.2.2