update README

README.md

@@ -1,10 +1,15 @@
+# start
+```
 cd cmd/server
 go build -o server
 cd cmd/gbt
 go build -o gbt
-
+```
+# config
+```
 Add the following config files to the same directory as the compiled files
-
+```
+```
 gbt.conf like this:
 {
 	"coin": "test",
@@ -55,7 +60,8 @@ gbt.conf like this:
 		"compress": true
 	}
 }
-
+```
+```
 server.conf like this:
 {
 	"coin": "test",	
@@ -101,7 +107,8 @@ server.conf like this:
 		"compress": true
 	}
 }
-
+```
+```
 db.conf like this:
 {
 	"db":  {
@@ -137,3 +144,4 @@ db.conf like this:
 		"compress": true
 	}
 }
+```