Fix the README instructions to call the implemented testsuite ACID.
Merge pull request #398 from PeterPablo/acidtest_fix_readme

Fix the README instructions to call the implemented testsuite ACID.
Add global timing to testsuite. Timing information is printed to console at end of testsuite run as "overall time: <time>s".
Merge pull request #403 from PeterPablo/testsuite_add_global_timing

Add global timing to testsuite. Timing information is printed to console...