Add travis configs for debian package building

.travis.yml

@@ -36,3 +36,15 @@ deploy:
     tags: true
     repo: scrapy/scrapy
     condition: "$TOXENV == py27 && $TRAVIS_TAG =~ ^[0-9]+[.][0-9]+[.][0-9]+(rc[0-9]+|dev[0-9]+)?$"
+  after_deploy:
+    packaging/build.sh
+
+deploy:
+  provider: bintray
+  file_glob: true
+  file: ${HOME}/packaging/*deb
+  user: luar
+  key: "apikey"
+  passphrase: "test"
+  dry-run: true
+

packaging/build.sh

@@ -0,0 +1,8 @@
+#!/bin/sh
+
+apt-get install ruby-dev gcc make
+gem install fpm
+
+for i in deb rpm; do
+  fpm -s python -t $i -n scrapy .
+done