skip Scenic property "behavior"; update dependencies

docs/requirements.txt

@@ -6,67 +6,69 @@ attrs==19.3.0
 babel==2.8.0
 certifi==2020.6.20
 chardet==3.0.4
-colorama==0.4.3; sys_platform == "win32" or platform_system == "Windows"
+colorama==0.4.4; platform_system == "Windows"
+colorama==0.4.4; sys_platform == "win32"
 commonmark==0.9.1
 cycler==0.10.0
 dill==0.3.2
 discrete-signals==0.7.3
 distlib==0.3.1
 docutils==0.16
-dotmap==1.3.17
+dotmap==1.3.22
 easydict==1.9
 filelock==3.0.12
-funcy==1.14
+funcy==1.15
 future==0.18.2
 idna==2.10
 imagesize==1.2.0
 jinja2==2.11.2
 joblib==0.14.1
 kiwisolver==1.2.0
+kmodes==0.10.2
 lenses==0.5.0
 mapbox-earcut==0.12.10
 markupsafe==1.1.1
 matplotlib==3.3.2
 metric-temporal-logic==0.1.7
 more-itertools==8.5.0
-numpy==1.19.2
+numpy==1.18.5
 opencv-python==4.2.0.34
 packaging==20.4
-pandas==1.1.2
+pandas==1.1.3
 parsimonious==0.8.1
 pillow==7.2.0
 pluggy==0.13.1
 py==1.9.0
-pygame==2.0.0.dev10
-pygments==2.7.0
+pygame==2.0.0.dev18
+pygments==2.7.1
 pynverse==0.1.4.4
 pyparsing==2.4.7
-pytest==5.4.3
 pytest-randomly==3.4.1
+pytest==5.4.3
 python-dateutil==2.8.1
 pytz==2020.1
 recommonmark==0.6.0
 requests==2.24.0
 scenic==2.0.0b1
 scikit-learn==0.22.2.post1
-scipy==1.5.2
+scipy==1.5.3
 shapely==1.7.1
 singledispatch==3.4.0.3
 six==1.15.0
 snowballstemmer==2.0.0
 sortedcontainers==2.2.2
-sphinx==2.4.4
 sphinx-autodoc-typehints==1.10.3
 sphinx-rtd-theme==0.4.3
+sphinx==2.4.4
 sphinxcontrib-applehelp==1.0.2
 sphinxcontrib-devhelp==1.0.2
 sphinxcontrib-htmlhelp==1.0.3
 sphinxcontrib-jsmath==1.0.1
 sphinxcontrib-qthelp==1.0.3
 sphinxcontrib-serializinghtml==1.1.4
 toml==0.10.1
-tox==3.20.0
-urllib3==1.25.10
-virtualenv==20.0.31
+tox==3.20.1
+urllib3==1.25.11
+virtualenv==20.0.35
 wcwidth==0.2.5
 wrapt==1.12.1