Pin minimum version of pandas (#722)

using pandas 1.0.3, and 1.0.4 throw errors, but 1.1.0 does not

Author: jdkent

setup.cfg

@@ -48,7 +48,7 @@ install_requires =
     nilearn>=0.7.1
     numba  # used by sparse
     numpy
-    pandas
+    pandas>=1.1.0
     pymare~=0.0.4rc2  # nimare.meta.ibma and stats
     requests  # nimare.extract
     scikit-learn  # nimare.annotate and nimare.decode