Merge pull request #2 from mulander/master

Adhere to standard GNAT file naming rules and readme update
Update README.md
Update README.md
Update and rename README.md to readme.md
Update readme.md
Processor test
Update readme.md
Update neo-system-processor-implementation_for_architecture.adb
Update readme.md
Update neo-system-processor-implementation_for_compiler.adb
Update main.adb
Create neo-system-implementation.adb
Create neo-linux.adb
Update neo-system-text-implementation.adb

ada 2012 added support for checking wide characters
http://www.ada-auth.org/standards/12aarm/html/AA-A-3-5.html
Update neo-system-text.ads
Update neo-system-text.adb
Create neo-system-memory-implementation.adb
Create neo-system-processor-implementation_for_operating_system.adb
Update readme.md
Create neo-posix.ads