Changing from exports.* style to object-oriented.
Should support having multiple instances of p4,
which is conducive to a web server maintaining
state across all users. Lets us use perforce
without having to pass options every time we
run any command.
Fixing a few small bugs caused by oo-izing the code.
Updated readme with new features added.
Updated package.json to reflect new changes.
Bumping version to 1.0.0.