Upstream release

Link:
http://www.codeproject.com/Articles/8841/OpenClient-C-wrapper-for-Sybase-Open-Client-librar
Add original documentation
Add original license
Fix compilation-errors
Fix compiler-errors and warnings
Add CMake-configuration

CMake is configured to build a dynamic library "OpenClient++" and an
executable "octest".
Fix memory-leaks
Add .gitignore
Remove unused header
Beautify sources
Switch to MPL-2.0
Remove old executable
Add changelog
Add readme
Add usage information
Fix typo