added directory structure and nltk files
Create nltk folder in master branch
added simple pyo test, cleaned old nltk folder
Merge branch 'master' of https://github.com/timeeeee/phase-vocoder

Merging old master with my current master so I can push new pyo folder.
add load_grid.py
added insertSpaces function
Added a function that allows you to modify the pitch of a .wav file. All style and comments should be correct.
an example file is included.
added in volume modifier
added in pydub library (should not need to be installed on machines now)
Moved stuff out of nltk, add barebones Sound class
ACTUALLY got rid of nltk folder
Blocked out more of Sound.py, added tgt library (praise the lord)
adding in the new files
commented changepitch.py
restructed entire projectt
removed temp readme
added in a gitignore
added in more imports to Sound.py
Sound class updates textgrid, insertSpaces doesn't crash with integer input
Merge branch 'master' of https://github.com/timeeeee/phase-vocoder