speeding up the image capture process

PNG compression is slow… switching to JPG speeds up the whole thing
Fixes to generate Mac app and smaller images
Trying to push changes back upstream
Trying to push changes back upstream
Trying to remove backup files
Generates a mac application
Fixed conflicts

Conflicts:
selfspy/activity_store.py
selfspy/sniff_cocoa.py
fixed more conflicts
Update README.md

Update to reflect the new application status of selfspy
Update README.md

Clearing what the fork is about
fixed indentation problem
Adding the application for download
remove PIL import
Change datetime columns in DB to Unicode