Merge pull request #744 from spk/connect-errors

Add Errno::EADDRNOTAVAIL to system call errors

Author: byroot

lib/redis/client.rb

@@ -343,6 +343,7 @@ def establish_connection
       @pending_reads = 0
     rescue TimeoutError,
            SocketError,
+           Errno::EADDRNOTAVAIL,
            Errno::ECONNREFUSED,
            Errno::EHOSTDOWN,
            Errno::EHOSTUNREACH,