First commmit of webservice client implementation

Contains:
- README: where to get informations
- AUTHORS: authors information
- COPYING: copyright information
- ChangeLog: changes information
- NEWS: new features and others news
- Makefile
- run-config.sh: script to generate run.sh
- conf/version: plain text file with client version
- lib/Makefile
- src/Makefile
- src/client.c: client code
- src/client.h: client headers, defines, includes