RENAME .test file to structure them into directories
FIX disabled .test file after test clasification into subdirectories
RENAME files to make names shorter
ADD README.md file to explaing test harness classification
FIX typo in README.md
FIX typo in README.md
FIX typo in comment
FIX typo in README.md
FIX typo in README.md
Merge pull request #583 from telefonicaid/hardening/552_reorganize_test_harness

Clasifiying .test into subdirectories per functionality