code to do single change address, should you ever want to
Use a single change address for reliability
all.js to latest, bump manifest
Update INSTALL-OSX.md

I setup a brew formula for building sipa's watchonly branch.  Plus, linking openssl with --force isn't really recommended as that is a keg_only formula.  My formula makes that step unnecessary.
add decrypt html for debugging
add change address on wallet create
Merge pull request #147 from WyseNynja/patch-5

Update INSTALL-OSX.md