Added Platform::getOpenMMVersion().

olla/include/openmm/Platform.h

@@ -215,6 +215,10 @@ public:
      * @return the path to the default plugin directory
      */
     static const std::string& getDefaultPluginsDirectory();
+    /**
+     * Get a string containing the version number of the OpenMM library.
+     */
+    static const std::string& getOpenMMVersion();
 protected:
     /**
      * Get the ContextImpl for a Context.

olla/src/Platform.cpp

@@ -278,6 +278,11 @@ const string& Platform::getDefaultPluginsDirectory() {
     return directory;
 }
 
+const string& Platform::getOpenMMVersion() {
+    static const string version = "2.0";
+    return version;
+}
+
 ContextImpl& Platform::getContextImpl(Context& context) const {
     return *context.impl;
 }