Refactored logging
Use slf4j logger cosistently
Replaced all sys.out/err with log calls
Bootstraping WELD in Tomcat
Construct BusinessLogic using CDI on the first call to REST interface
Untroduced new Configuration interface (CDI) and configuration factory to load settings
Moved beans.xml and context.xml
Use CDI exclusivly to inject configuration settings to classes:
* deleted old *Config.java files
* new producer for boolean config values