Patch release date (#2524)

* Merged IBPSA, #1490

This is a bug fix in the refrigerant derivative in the python code

* Updated release date for 7.0.1

Buildings/Resources/src/fluid/heatpumps/calibration/PythonModel/refrigerants.py

@@ -281,7 +281,7 @@ def _dpdv(self, TVap, vVap):
 
         dpdv = -R*TVap/(vVap - b)**2.0
         for i in range(len(A)):
-            dpdv = dpdv + (-i)*(A[i] + B[i]*TVap
+            dpdv = dpdv - (2.0+i)*(A[i] + B[i]*TVap
                                 + C[i]*np.exp(-k*TVap/self.TCri)) \
                                 / (vVap - b)**(i + 3.0)
         return dpdv

Buildings/package.mo

@@ -8815,7 +8815,7 @@ on the Buildings library.
 <a href=\"modelica://Buildings.UsersGuide.ReleaseNotes.Version_8_0_0\">Version 8.0.0</a> (xxx, 2020)
 </li>
 <li>
-<a href=\"modelica://Buildings.UsersGuide.ReleaseNotes.Version_7_0_1\">Version 7.0.1</a> (May 28, 2021)
+<a href=\"modelica://Buildings.UsersGuide.ReleaseNotes.Version_7_0_1\">Version 7.0.1</a> (June 4, 2021)
 </li>
 <li>
 <a href=\"modelica://Buildings.UsersGuide.ReleaseNotes.Version_7_0_0\">Version 7.0.0</a> (May 28, 2020)

README.md

@@ -24,7 +24,7 @@ The main project site is http://simulationresearch.lbl.gov/modelica.
 
 ## Current release
 
-Download [Buildings Library 7.0.0 (2020-05-28)](https://github.com/lbl-srg/modelica-buildings/releases/download/v7.0.0/Buildings-v7.0.0.zip)
+Download [Buildings Library 7.0.1 (2020-06-04)](https://github.com/lbl-srg/modelica-buildings/releases/download/v7.0.1/Buildings-v7.0.1.zip)
 
 ## License