Merge branch 'paulapopa-master-patch-66679' into 'master'

Update tvb-widgets version

See merge request jupyter/clb-jupyter-nb-images!27

base/requirements.txt

@@ -47,7 +47,7 @@ seaborn==0.11.2
 statsmodels==0.13.1
 sympy==1.9
 tvb-ext-unicore==0.2.0
-tvb-widgets==0.2.3
+tvb-widgets==1.0
 vincent==0.4.4
 widgetsnbextension==3.5.2
 xlrd==2.0.1