lib/app: app is a group

Signed-off-by: Alexis Laferrière <alexis.laf@xymus.net>
nitserial: fix usage of -o with full path

Signed-off-by: Alexis Laferrière <alexis.laf@xymus.net>
lib/nitcorn: intro `HttpRequest::all_args`

Signed-off-by: Alexis Laferrière <alexis.laf@xymus.net>
src: add new hub modules to regroup related things together.

modelize: for modelize_*
semantize: for typing/auto_super_init/scope/flow/etc.
compiler: for compiler related things
interpreter: for interpreter related things

Signed-off-by: Jean Privat <jean@pryen.org>
src: cleanup importations

Signed-off-by: Jean Privat <jean@pryen.org>
niti: remove dependency on common_ffi

Signed-off-by: Jean Privat <jean@pryen.org>
nitcorn: add utility to produce HTTP error pages (and use it in FileServer)

Signed-off-by: Alexis Laferrière <alexis.laf@xymus.net>
nitcorn: custom header in FileServer

Signed-off-by: Alexis Laferrière <alexis.laf@xymus.net>
lib: remove remaining declaration of old-style attributes.

Since new-style attributes still allows low-level access to the real
attributes, the migration was easy; although some intrude imports where required.

Signed-off-by: Jean Privat <jean@pryen.org>
lib/posix: fix import for extern classes types

Signed-off-by: Alexis Laferrière <alexis.laf@xymus.net>
src/metrics: clean importations

Signed-off-by: Jean Privat <jean@pryen.org>
src: clean white-spaces and license in some files

Signed-off-by: Jean Privat <jean@pryen.org>
src: create groups for related things

File are moved, some minimal change in importations

* modelize
* semantize
* frontend
* compiler
* interpreter

Signed-off-by: Jean Privat <jean@pryen.org>
contrib/online_ide: fix import of interpreter modules

Signed-off-by: Jean Privat <jean@pryen.org>
src: move model_vis to model

Signed-off-by: Jean Privat <jean@pryen.org>
src: Introduce nitpretty, a pretty printer for Nit

Signed-off-by: Alexandre Terrasa <alexandre@moz-code.org>
tests: add tests for nitpretty

Signed-off-by: Alexandre Terrasa <alexandre@moz-code.org>
parser: _location it no more nullable, so use isset for magic when needed

Signed-off-by: Jean Privat <jean@pryen.org>
parser: remove manual old-style attributes

Signed-off-by: Jean Privat <jean@pryen.org>
parser: batch remove old style attribute

~~~
sed -i 's/var _n\(.*: nullable.*\)/var n\1 is writable/' parser/parser_nodes.nit
sed -i 's/var _n\(.*\)/var n\1 is writable, noinit/' parser/parser_nodes.nit
sed -i '/fun n_\(.*\)/d' parser/parser_nodes.nit
sed -i '/init do end/d' parser/parser_nodes.nit
~~~

Signed-off-by: Jean Privat <jean@pryen.org>