* Release 0.1.0
* Add multi-input/single-output handling
* Fix includes related code
* Release 0.2.0
* Add Stream class in order to wrap the std::stream, obtaining a multithread logging mechanism
* Replace all those ugly TR_XXX macros
* Add parallel transformations
* Add Thread class
* Add inter-chain locking mechanisms
* Rearrange the build process in order to use EXEEXT (if needed)
* Release 0.3.0
* Make the rules parser more robust
* Add commands show while dumping rules
* Release 0.4.0
* Fix bootstrap in order to exit when a missing program is called
