* Project management
* Change name [39](http://github.com/patacrep/patacrep/issues/39)
* Renew of the developement team
* Separation of engine and data
* The engine is the [current poject](http://github.com/patacrep/patacrep)
* Data have their [own project](http://github.com/patacrep/patadata)
* And so does [various tools](http://github.com/patacrep/pataextra)
* Internal changes
* Complete migration to Python
* No more Makefiles
* Creation of a `songbook` command
* patacrep uses Python3 [65](http://github.com/patacrep/patacrep/issues/65)
* Massive code refactoring and simplification
* [PEP8](http://legacy.python.org/dev/peps/pep-0008/) conformity
* Better LaTeX Packages
* Better langages handling
* Better error handling
* Better code documentation (in comments)
* Cache song AST, which gives an improvement of 45s for the compilation of all patadata [51](http://github.com/patacrep/patacrep/issues/51)
* Lot of small improvements
* Installation
* All from PyPi ! Can now use pip to install/update/remove patacrep
* Features
* Change the template engine [9](http://github.com/patacrep/patacrep/issues/9)
* Ability to add user variables [18](http://github.com/patacrep/patacrep/issues/18)
* Change the song inclusion syntax [47](http://github.com/patacrep/patacrep/issues/47)
* Now possible to include content that is not song (raw tex file, for instance)
* Can write plugins to include custom type of content
* Songbook customization made easy with patadata templates (font, paper, colors, column, ...) [41](http://github.com/patacrep/patacrep/issues/41)
* Can change columns number [41](http://github.com/patacrep/patacrep/issues/41)
* Lilypond
* On the fly lylipond files compilation
* Adapt partition size to the paper size [19](http://github.com/patacrep/patacrep/issues/19)
* Can choose song ordering [36](http://github.com/patacrep/patacrep/issues/36)
* Easier song repertories management [43](http://github.com/patacrep/patacrep/issues/43) and [#45](http://github.com/patacrep/patacrep/issues/45)
* Can have more than one data folder
* Better index customization
* Better file encoding management [62](http://github.com/patacrep/patacrep/issues/62).