minor modification on mv tools, add library path discovery to davix
 lastError field of a neon request can be in some case not empty ( several re-auth due to password error ), clean this
eradicate definitively the problem of invalid sock struct in case of dying connexion by modifying libneon source code
avoid error override log essage in case of successive auth failures
 Add support for amz header signing in the S3 signing functions and in HttpRequest, Add support for amz headers as query strings for S3
Implements UGR style logger for Davix, bypasses libneon logger, updates man pages
changes old log line to new style
fixes more old style logging
fixes more old style logging
fixes more old style logging
Bump version to 0.3.9 to propagate new features
- Simplify API File ( get / put )
- Add support for data provider by callback in the File API
- Add support for istream and ostream for the file api, allow to do transparent HTTP request in C++
- Add test for the new features
- Add default request parameter parameter in File constructor
- Introduce DEPRECATED() macro
Implement initial Transfer callback mechanism
fixes thread safe issue with logger
Fix the OpenSSL thread callback detection problem inside libneon - DMC-564
 change source file for metalink test
Add support for Transfer callback for  read operation
add total_size initialization in constructor
Minor improvement on alibxx
- Implement strict timeout support for Davix