Changes to web notifications blog post

Signed-off-by: Shwetank Dixit <emailshwetank@gmail.com>
quick fix to notifications blog post

Signed-off-by: Shwetank Dixit <emailshwetank@gmail.com>
further changes based on bruce's feedback

Signed-off-by: Shwetank Dixit <emailshwetank@gmail.com>
A minor fix

Signed-off-by: Shwetank Dixit <emailshwetank@gmail.com>
Merge pull request #158 from shwetank/master

Changes to notifications blog post