Merge pull request #275 from haramrit/dirty

Quoted order of session
Merge pull request #276 from haramrit/dirty

Quoted Bill Updated
Search added for Proforma
Job no. changed to purchase order of session
Merge pull request #277 from aseemmittal/dirty

Search for proforma added
Unwanted files removed
Static urls removed along with unwanted code
Static urls removed from templates and from js
Merge pull request #278 from aseemmittal/dirty

Static URL removed
Dyanmic urls in settings.py
Merge pull request #279 from aseemmittal/dirty

Dyanmic urls in settings.py
Option added for product with no price per unit
Merge pull request #280 from aseemmittal/dirty

Option added for product with no price per unit
JS files
Merge pull request #281 from aseemmittal/dirty

JS files
lookup.py modified
Merge pull request #282 from aseemmittal/dirty

lookup.py modified
Transportation added in total cost
Merge pull request #283 from aseemmittal/dirty

Transportation added in total cost
Purchase Order of session displayed in client history