relaxed pinned versions

Author: clstaudt

requirements.txt

@@ -1,17 +1,17 @@
 pip
-bump2version==0.5.11
-wheel==0.33.6
-watchdog==0.9.0
-flake8==3.7.8
-coverage==4.5.4
-Sphinx==1.8.5
-twine==1.14.0
+bump2version
+wheel
+watchdog
+flake8
+coverage
+Sphinx
+#twine
 pytest
 pandas
-pandera
+pandera[mypy]
 altair
 sqlmodel
-pyicloud==0.10.2
+pyicloud
 fints
 ics
 babel