get the application name using app_name= in run_tests. If fail, use directory name. Closes #3296
Merge pull request #3297 from milljm/app_name

get the application name using run_tests
Merge commit 'f6db6d866a2a428a09b61f97c3def7e2dfe4ff90'
reduce code a bit. Have run_tests in unit write to the test_results.log file. References #3296
Merge pull request #3298 from milljm/app_name

Make unit tests write to the test_results log
Merge commit '3014075dabc157a3038d04098f147e23525b0816'
fix updatestable for elk. References #3296
Merge commit 'c88ad063f40b5b5d7a2f0e08e121d1c34eb0feae'