Fix readme

README.md

@@ -14,17 +14,19 @@
 
     (exec/sh "ls" "-l" {:dir "/"}) ; Last argument can be recognized as an option map.
 
-option
-*:dir* **(String or java.io.File)** override the process dir.
-*:in* **(String or InputStream)** is fed to the sub-process's stdin.
-*:out* **(OutputStream)** is used as the sub-process's stdout.
-*:err* **(OutputStream)** is used as the sub-process's stderror.
-*:watchdog* **(int)** set watchdog timer in ms.
-*:env* **(Map)** The environment for the new process. If null, the environment of the current process is used.
-*:add-env* **(Map)** The added environment for the new process.
-*:as-success* **(int)** is regarded as sucess exit value.
-*:as-successes* **(sequence)** are regarded as sucess exit value.
-*:result-handler-fn* **(function)** A function, which will be called with promiss, in, out, err and option map, create an instance of org.apache.commons.exec.ExecuteResultHandler. You should close in, out, and err stream manually.
+
+options
+
+* **:dir** *(String or java.io.File)* override the process dir.
+* **:in** *(String or InputStream)* is fed to the sub-process's stdin.
+* **:out** *(OutputStream)* is used as the sub-process's stdout.
+* **:err** *(OutputStream)* is used as the sub-process's stderror.
+* **:watchdog** *(int)* set watchdog timer in ms.
+* **:env** *(Map)* The environment for the new process. If null, the environment of the current process is used.
+- **:add-env** *(Map)* The added environment for the new process.
+* **:as-success** *(int)* is regarded as sucess exit value.
+* **:as-successes** *(sequence)* are regarded as sucess exit value.
+* **:result-handler-fn** *(function)* A function, which will be called with promiss, in, out, err and option map, create an instance of org.apache.commons.exec.ExecuteResultHandler. You should close in, out, and err stream manually.
 
 ## Installation
 Leiningen [org.clojars.hozumi/clj-commons-exec "1.0.0-SNAPSHOT"]