Travel document is not hand written passport. U can't travel with a hand written document passport after Nov 2015. Travel document is simply document that lets you go Nepal and you will prepare passport in Nepal.

From nepal embassy website:
Nepalese citizens, who are unable to submit the required documents, are advised to apply for Travel Document. The Travel Document is valid for three months and one way travel to Nepal only. You can apply for New Passport in Nepal.

http://www.nepalembassyusa.org/travel-document/