Add Sample tex file (four lines)

This tex file contains just 4 lines of song along with the verse. Has 4
swaras per aksharams and 4 aksharams per line.
Add py to tex library

This is a library containing all the functions required to create a tex
file from a python code. Also Contains specific functions pertaining to
project. Some part of code is wholly generic.
Add entharo test file (1 line)

This is a script file which uses the texwrite.py to create a tex file.
Output is the required tex file which when compiled will yield a tabbed
pdf document