add supplementary sub-dir and move acronyms.txt and computer_vocabulary.pdf into it
initial putback to 30 Years of Hello, World.md
initial putback to Cloud Computing-The Future of IT.md
rename article file and add initial content to NoSQL Databases.md
rename article file name and add initial content into On Designing and Deploying Internet-Scale Services.md
add initial content into iOS_Security_Oct12.md
add initial content into Timesys-EmbeddedLinuxTutorial.md
add initial content into AddressSanitizer - A Fast Address Sanity Checker.md
add course outline to README.md