1 10 merges from develop (#298)

* HDFFV-10865 - merge from dev, HDFArray perf fix.

* Remove duplicate setting

* Whitespace changes after clang format

* Undo version 11 clang format changes

* Merge CMake changes from develop

* test testing script merge from develop

* Update supported platforms

test/flushrefreshTest.cmake

@@ -41,7 +41,7 @@ endif ()
 message (STATUS "COMMAND: ${TEST_PROGRAM} ${TEST_ARGS}")
 
 if (TEST_LIBRARY_DIRECTORY)
-  if (WIN32 OR MINGW)
+  if (WIN32)
     set (ENV{PATH} "$ENV{PATH};${TEST_LIBRARY_DIRECTORY}")
   else ()
     set (ENV{LD_LIBRARY_PATH} "$ENV{LD_LIBRARY_PATH}:${TEST_LIBRARY_DIRECTORY}")