new installer script to use KA Lite python-based install script
Merge pull request #7 from ruimalheiro/master

Fixed problem retrieving version. Updated instructions.
Merge branch 'master' of https://github.com/learningequality/ka-lite-windows into new_installer
change from install to setup
Merge pull request #9 from learningequality/new_installer

Use python setup script to eliminate duplicated logic in Windows installer
Use setup's upgrade option when appropriate; reorder prompts
Merge pull request #10 from bcipolli/release-0.10.3

Use setup's upgrade option when appropriate; reorder prompts
Adding compiled binary to gitignore.
Update README.md