change return
clear logger and rename methods
add setLevel method. Method "enable" accept log level as parameter now.
delete bind function
temporary fix way to get file name and line when log fire
change comments - author and revision
add underscore
fix logger method name
clear logger console out
rewrite logger methods.
write tests
write tests
move logger files to common / logging dir
fix logger method _processLogItem
rename test file
fix log file and line getter
fix tests. restore spies after each call