minor clean up
keys might not be urls
Don't execute this is debug isn't enabled
IdleChannel.channel can't be null
duplicate code
Add discard AFTER offering
Have one single putIfAbsent
Have a final property for enabling TTL
Compute now once
Exit pool with a break
comment, we could remove the close channel
wip
f
only register connection creation date if it could be pooled
try to optimize IdleChannelDetector
properly clean pooled channels, reduce contention
Also clean remotely closed channels
Drop common ConnectionPool interface, close #615
typo
minor clean up