Remove some references to SimTK

examples/python-examples/argon-chemical-potential.py

@@ -7,8 +7,8 @@
 #
 # REQUIREMENTS
 #
-# numpy - Scientific computing package - http://numpy.scipy.org
-# pymbar - Python implementation of MBAR - https://simtk.org/home/pymbar
+# numpy - Scientific computing package - https://numpy.org/
+# pymbar - Python implementation of MBAR - https://github.com/choderalab/pymbar
 #
 # REFERENCES
 #

platforms/opencl/src/OpenCLPlatform.cpp

@@ -141,7 +141,7 @@ bool OpenCLPlatform::isPlatformSupported() {
     if (major < 14 || (major == 14 && minor < 3))
         // 14.3.0 is the darwin release corresponding to OS X 10.10.3. Versions prior to that
         // contained a number of serious bugs in the Apple OpenCL libraries.
-        // (See https://github.com/SimTk/openmm/issues/395 for example.)
+        // (See https://github.com/openmm/openmm/issues/395 for example.)
         return false;
 #endif
 

wrappers/python/openmm/unit/mymatrix.py

 """
-Pure python inversion of small matrices, to avoid requiring numpy or similar in SimTK.
+Pure python inversion of small matrices, to avoid requiring numpy or similar in OpenMM.
 
 This is part of the OpenMM molecular simulation toolkit originating from
 Simbios, the NIH National Center for Physics-Based Simulation of

wrappers/python/openmm/unit/quantity.py

@@ -32,7 +32,7 @@ Some features of this implementation:
     area for us is at the molecular scale. Using SI units internally
     can lead to exponent overflow in commonly used molecular force
     calculations. Internally, all unit systems are equally fundamental
-    in SimTK.
+    in OpenMM.
 
 Two possible enhancements that have not been implemented are
   1) Include uncertainties with propagation of errors