Added xlrd dependancy
Corrected settings import

Simply "import settings" caused ImportError, replaced it by django.conf
Fixed error due to deprecated Django setting

The functions in django.conf.urls.defaults were moved to django.conf.urls with a deprecation warning (https://docs.djangoproject.com/en/1.4/releases/1.4/#django-conf-urls-defaults). In the django development version, the module is removed completely.
fixed syntax error due to misplaced comma
stupid missing commas
Merge pull request #8 from ashishnitinpatil/master

Merge back maintenance updates made by Ashish Patil