Some updates to be alligned with article http://www.sitepoint.com/api-calls-angularjs-http-service.
Some updates to be alligned with article http://www.sitepoint.com/api-calls-angularjs-http-service.

Signed-off-by: jonnyhsy <55b60757f7b92541e628e742d025fdc28b1a5442@foxmail.com>

streetrader/streetrader.github.io,sitepoint-editors/fastr,streetrader/streetrader.github.io,streetrader/streetrader.github.io,sitepoint-editors/fastr