diff --git a/Makefile b/Makefile
index 1ca7d0758..d5a8d7028 100644
--- a/Makefile
+++ b/Makefile
@@ -50,4 +50,5 @@ gen_client:
 	go generate rpc/core_client/*.go
 
 revision:
-	-echo `git rev-parse --verify HEAD` >> $(TMROOT)/revisions
+	-echo `git rev-parse --verify HEAD` > $(TMROOT)/revision
+	-echo `git rev-parse --verify HEAD` >> $(TMROOT)/revision_history
diff --git a/config/tendermint/config.go b/config/tendermint/config.go
index d58942f1b..167eeec5a 100644
--- a/config/tendermint/config.go
+++ b/config/tendermint/config.go
@@ -54,6 +54,9 @@ func GetConfig(rootDir string) cfg.Config {
 	if mapConfig.IsSet("chain_id") {
 		Exit("Cannot set 'chain_id' via config.toml")
 	}
+	if mapConfig.IsSet("revision_file") {
+		Exit("Cannot set 'revision_file' via config.toml. It must match what's in the Makefile")
+	}
 	mapConfig.SetDefault("chain_id", "tendermint_testnet_11.b")
 	mapConfig.SetDefault("genesis_file", rootDir+"/genesis.json")
 	mapConfig.SetDefault("moniker", "anonymous")
@@ -65,9 +68,12 @@ func GetConfig(rootDir string) cfg.Config {
 	mapConfig.SetDefault("priv_validator_file", rootDir+"/priv_validator.json")
 	mapConfig.SetDefault("db_backend", "leveldb")
 	mapConfig.SetDefault("db_dir", rootDir+"/data")
+	mapConfig.SetDefault("vm_log", true)
 	mapConfig.SetDefault("log_level", "info")
 	mapConfig.SetDefault("rpc_laddr", "0.0.0.0:46657")
-	mapConfig.SetDefault("revisions_file", rootDir+"/revisions")
+	mapConfig.SetDefault("prof_laddr", "")
+	mapConfig.SetDefault("revision_file", rootDir+"/revision")
+	mapConfig.SetDefault("local_routing", false)
 	return mapConfig
 }
 
diff --git a/config/tendermint_test/config.go b/config/tendermint_test/config.go
index f0857a770..79a42e495 100644
--- a/config/tendermint_test/config.go
+++ b/config/tendermint_test/config.go
@@ -70,8 +70,11 @@ func GetConfig(rootDir string) cfg.Config {
 	mapConfig.SetDefault("db_backend", "memdb")
 	mapConfig.SetDefault("db_dir", rootDir+"/data")
 	mapConfig.SetDefault("log_level", "debug")
+	mapConfig.SetDefault("vm_log", true)
 	mapConfig.SetDefault("rpc_laddr", "0.0.0.0:36657")
-	mapConfig.SetDefault("revisions_file", rootDir+"/revisions")
+	mapConfig.SetDefault("prof_laddr", "")
+	mapConfig.SetDefault("revision_file", rootDir+"/revision")
+	mapConfig.SetDefault("local_routing", false)
 	return mapConfig
 }
 
diff --git a/node/node.go b/node/node.go
index 99594a33f..8e39b7697 100644
--- a/node/node.go
+++ b/node/node.go
@@ -24,6 +24,7 @@ import (
 	sm "github.com/tendermint/tendermint/state"
 	stypes "github.com/tendermint/tendermint/state/types"
 	"github.com/tendermint/tendermint/types"
+	"github.com/tendermint/tendermint/vm"
 	"github.com/tendermint/tendermint/wire"
 )
 
@@ -127,6 +128,17 @@ func NewNode() *Node {
 	// they should all satisfy events.Eventable
 	SetFireable(eventSwitch, pexReactor, bcReactor, mempoolReactor, consensusReactor)
 
+	// run the profile server
+	profileHost := config.GetString("prof_laddr")
+	if profileHost != "" {
+		go func() {
+			log.Warn("Profile server", "error", http.ListenAndServe(profileHost, nil))
+		}()
+	}
+
+	// set vm log level
+	vm.SetDebug(config.GetBool("vm_log"))
+
 	return &Node{
 		sw:               sw,
 		evsw:             eventSwitch,
@@ -256,7 +268,7 @@ func makeNodeInfo(sw *p2p.Switch, privKey acm.PrivKeyEd25519) *types.NodeInfo {
 	}
 
 	// include git hash in the nodeInfo if available
-	if rev, err := ReadFile(config.GetString("revisions_file")); err == nil {
+	if rev, err := ReadFile(config.GetString("revision_file")); err == nil {
 		nodeInfo.Version.Revision = string(rev)
 	}
 
diff --git a/p2p/netaddress.go b/p2p/netaddress.go
index 0730ab942..f6567e059 100644
--- a/p2p/netaddress.go
+++ b/p2p/netaddress.go
@@ -110,6 +110,10 @@ func (na *NetAddress) DialTimeout(timeout time.Duration) (net.Conn, error) {
 }
 
 func (na *NetAddress) Routable() bool {
+	if config.GetBool("local_routing") {
+		return na.Valid()
+	}
+
 	// TODO(oga) bitcoind doesn't include RFC3849 here, but should we?
 	return na.Valid() && !(na.RFC1918() || na.RFC3927() || na.RFC4862() ||
 		na.RFC4193() || na.RFC4843() || na.Local())
diff --git a/vm/vm.go b/vm/vm.go
index 49dfca5fc..ac10882ec 100644
--- a/vm/vm.go
+++ b/vm/vm.go
@@ -36,15 +36,20 @@ func (err ErrPermission) Error() string {
 	return fmt.Sprintf("Contract does not have permission to %s", err.typ)
 }
 
-type Debug bool
-
 const (
-	dataStackCapacity       = 1024
-	callStackCapacity       = 100         // TODO ensure usage.
-	memoryCapacity          = 1024 * 1024 // 1 MB
-	dbg               Debug = true
+	dataStackCapacity = 1024
+	callStackCapacity = 100         // TODO ensure usage.
+	memoryCapacity    = 1024 * 1024 // 1 MB
 )
 
+type Debug bool
+
+var dbg Debug
+
+func SetDebug(d bool) {
+	dbg = Debug(d)
+}
+
 func (d Debug) Printf(s string, a ...interface{}) {
 	if d {
 		fmt.Printf(s, a...)