emit 'any' with 2nd parameter for 'remove' event

When listening for the 'any' event, the 2nd parameter was undefined where it should have been 'remove'. Adding it back for consistency.
fix broken unwatch with Node v0.10.26
Merge branch 'patch-1' of https://github.com/welwood08/beholder into welwood08-patch-1
Merge branch 'master' of https://github.com/onlytracks/beholder into onlytracks-master
Bumped version to 0.2.0