Update config.conf

modify the version for testnet.

Merge pull request tronprotocol#368 from tronprotocol/modifyVersion

Modify version

Merge pull request tronprotocol#338 from tronprotocol/config

modify testnet default p2p version: 32

Merge pull request tronprotocol#328 from tronprotocol/p2p

mdf send pong msg && change active node init time

Merge pull request tronprotocol#322 from tronprotocol/develop-evan-Pa…

…rticipateAssetIssue

Develop evan participate asset issue

Merge pull request tronprotocol#297 from tronprotocol/featrure/new-peer

Featrure/new peer

Merge pull request tronprotocol#8 from tronprotocol/develop

merge develop to master