Don't crash when typoing in a stylesheet with live reload.
Don't crash when typoing in a stylesheet with live reload.

Closes #249

bmichotte/rmq,GantMan/rmq,squidpunch/rmq,bmichotte/rmq,vaughankg/rmq,squidpunch/rmq,infinitered/rmq,Shirk/rmq,vaughankg/rmq,bmichotte/rmq,squidpunch/rmq,vaughankg/rmq,GantMan/rmq,infinitered/rmq,GantMan/rmq,bmichotte/rmq,Shirk/rmq,infinitered/rmq,squidpunch/rmq,Shirk/rmq,GantMan/rmq,Shirk/rmq,infinitered/rmq,vaughankg/rmq