pep8analysis: use Google Analytics asynchronously

Signed-off-by: Alexis Laferrière <alexis.laf@xymus.net>
typing: refuse a null value in superstrings

Signed-off-by: Jean Privat <jean@pryen.org>
tests: test new policy in test_superstring

Signed-off-by: Jean Privat <jean@pryen.org>
update code to comply with new superstring policy

Signed-off-by: Jean Privat <jean@pryen.org>
Merge: Refuse null in superstrings

Fixes #540

Pull-Request: #542
Reviewed-by: Lucas Bajolet <r4pass@hotmail.com>
Reviewed-by: Alexandre Terrasa <alexandre@moz-code.org>
Reviewed-by: Alexis Laferrière <alexis.laf@xymus.net>
version 0.6.6

Signed-off-by: Jean Privat <jean@pryen.org>
Merge: pep8analysis: use Google Analytics asynchronously

Signed-off-by: Alexis Laferrière <alexis.laf@xymus.net>

Pull-Request: #547
Reviewed-by: Lucas Bajolet <r4pass@hotmail.com>
Reviewed-by: Alexandre Terrasa <alexandre@moz-code.org>
lib: intro String::rmdir

Signed-off-by: Alexis Laferrière <alexis.laf@xymus.net>
android: generate Android project in a subdirectory of .nit_compile

Signed-off-by: Alexis Laferrière <alexis.laf@xymus.net>
android: delete the Android project folder prior to generating code

Signed-off-by: Alexis Laferrière <alexis.laf@xymus.net>