message: init: add new debug categories
  http
  libevent
diff: @@ -466,7 +466,7 @@ std::string HelpMessage(HelpMessageMode mode)
  strUsage += HelpMessageOpt("-stopafterblockimport", strprintf(_("Stop running after importing blocks from disk (default: %u)"), 0));
  strUsage += HelpMessageOpt("-sporkkey=<privkey>", _("Enable spork administration functionality with the appropriate private key."));
  }
  - string debugCategories = "addrman, alert, bench, coindb, db, lock, rand, rpc, selectcoins, tor, mempool, net, proxy, pivx, (obfuscation, swiftx, masternode, mnpayments, mnbudget, zero)"; // Don't translate these and qt below
  + string debugCategories = "addrman, alert, bench, coindb, db, lock, rand, rpc, selectcoins, tor, mempool, net, proxy, http, libevent, pivx, (obfuscation, swiftx, masternode, mnpayments, mnbudget, zero)"; // Don't translate these and qt below
  if (mode == HMM_BITCOIN_QT)
  debugCategories += ", qt";
  strUsage += HelpMessageOpt("-debug=<category>", strprintf(_("Output debugging information (default: %u, supplying <category> is optional)"), 0) + ". " +
  