simple xhr detection

Signed-off-by: Reza Akhavan <reza@akhavan.me>
backbonejs 1.0 upgrade

Signed-off-by: Reza Akhavan <reza@akhavan.me>
custom 404 and 500 pages

*also removed a duplicate route

Signed-off-by: Reza Akhavan <reza@akhavan.me>
upgrade to bootstrap 2.3.1

Signed-off-by: Reza Akhavan <reza@akhavan.me>
version bump

Signed-off-by: Reza Akhavan <reza@akhavan.me>