CondChan is a sync.Cond with the ability to wait in select statement.
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   - Adds waiting in select statement feature
   - Implements all sync.Cond interface
   - Passes all sync.Cond tests
   - Implemented using channels
   - Just ~37% slower comparing to sync.Cond
            Installed Size: 31.7 kB
            
            Architectures:  all