cernalpanic

Error: You have unlinked kegs in your Cellar
Leaving kegs unlinked can lead to build-trouble and cause brews that depend on
those kegs to fail to run properly once built.

    couchdb
    erlang
    nspr
    spidermonkey
Error: You have uncommitted modifications to Homebrew's core.
Unless you know what you are doing, you should run: