Scheduled monthly dependency update for March (#352)

* Update cython from 0.29.20 to 0.29.22

* Update numpy from 1.19.0 to 1.20.1

* Update dask from 2.19.0 to 2021.2.0

* Update scipy from 1.5.0 to 1.6.1

* Update matplotlib from 3.2.2 to 3.3.4

* Update seaborn from 0.10.1 to 0.11.1

* Update pandas from 1.0.5 to 1.2.2

* Update scikit-learn from 0.23.1 to 0.24.1

* Update h5py from 2.10.0 to 3.1.0

* Update numexpr from 2.7.1 to 2.7.2

* Update zarr from 2.3.2 to 2.6.1

* Update hmmlearn from 0.2.3 to 0.2.5

requirements_dev_base.txt

@@ -1,4 +1,4 @@
 # required
-cython==0.29.20
-numpy==1.19.0
-dask[array]==2.19.0
+cython==0.29.22
+numpy==1.20.1
+dask[array]==2021.2.0

requirements_dev_optional.txt

@@ -1,14 +1,14 @@
 # optional
-scipy==1.5.0
-matplotlib==3.2.2
-seaborn==0.10.1
-pandas==1.0.5
-scikit-learn==0.23.1
-h5py==2.10.0
-numexpr==2.7.1
+scipy==1.6.1
+matplotlib==3.3.4
+seaborn==0.11.1
+pandas==1.2.2
+scikit-learn==0.24.1
+h5py==3.1.0
+numexpr==2.7.2
 bcolz==1.2.1
-zarr==2.3.2
-hmmlearn==0.2.3
+zarr==2.6.1
+hmmlearn==0.2.5
 # install problems on windows, skip for now
 # https://github.com/jmschrei/pomegranate/issues/333#issuecomment-449151227
 #pomegranate==0.10.0