Remove tarbal from SCM

 - Closes #45
 - Added a text file w/ note where this can be found
 - Could use a git submodule or subtree merge if we need it in
   our source tree
 - UH project hosted at: https://github.com/uhhpctools/caf-testsuite

[skip-ci]

Author: zbeekman

src/tests/UH_CAF_perf_validation_suite_v1.0.1.tar.gz

@@ -0,0 +1,7 @@
+Tarball removed.
+
+The UH CAF performance validation suite is still in the git history,
+if it cannot be obtained elsewhere.
+
+The latest official release of this software appears to be at:
+https://github.com/uhhpctools/caf-testsuite/releases/latest