tumblr/collins — pull request #131 by byxorna (2014-03-07 18:51:40+00:00)
Title: make formatPosixKey behave better

Take care of crazy key names better:

scala> formatPosixKey("99_balloons")
res4: String = _99_BALLOONS

scala> formatPosixKey("99_balloons!#")
res5: String = _99_BALLOONS__

scala> formatPosixKey("ok_99_balloons")
res6: String = OK_99_BALLOONS