APPENDIX: How to apply the Apache License to your work.

      To apply the Apache License to your work, attach the following
      boilerplate notice, with the fields enclosed by brackets "[]"
      replaced with your own identifying information. (Don't include
      the brackets!)  The text should be enclosed in the appropriate
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pkg strings, method (*Reader) UnreadByte() error
pkg strings, method (*Reader) UnreadRune() error
pkg strings, method (*Replacer) Replace(string) string
pkg strings, method (*Replacer) WriteString(io.Writer, string) (int, error)
pkg strings, type Reader struct
pkg strings, type Replacer struct
pkg sync, func NewCond(Locker) *Cond
pkg sync, method (*Cond) Broadcast()
pkg sync, method (*Cond) Signal()