Clean up more files.
Improve testing threading builds.
Should be nullptr after reinitialize()
Added tests for adlist_ptr::reinitialize to set adlist_ptr class to initial state.
Put () around PATH.
Add run target
Test cases for msimple and modifications to get threading going...
Add msimple tests.
Copied thread examples for merging.
update threaded examples
add timing utilities
improve msimple example
fix error in chunk size; nobs as prime number
modify msimple to use chunks for better timing analysis
documentd msimple example
added missing components
some changes to multisimple
add simple threaded examples