doc: fixed some unaligned paragraphs

Author: tokers

README.markdown

@@ -134,7 +134,7 @@ Methods
 
 ### request
 
-**syntax**: *local r, err = requests.request(method, url, opts?)*
+**syntax**: *local r, err = requests.request(method, url, opts?)*  
 **syntax**: *local r, err = requests.request { method = method, url = url, ... }
 
 This is the pivotal method in `lua-resty-requests`, it will return a [response object](#response-object) `r`. In the case of failure, `nil`, and a Lua string which describles the corresponding error will be given.
@@ -263,7 +263,7 @@ a Lua string `"unknown"` will be returned if `state` isn't one of the above valu
 
 ### get
 
-**syntax**: *local r, err = requests.get(url, opts?)*
+**syntax**: *local r, err = requests.get(url, opts?)*  
 **syntax**: *local r, err = requests.get { url = url, ... }*
 
 Sends a HTTP GET request. This is identical with
@@ -273,7 +273,7 @@ requests.request("GET", url, opts)
 ```
 
 ### head
-**syntax**: *local r, err = requests.head(url, opts?)*
+**syntax**: *local r, err = requests.head(url, opts?)*   
 **syntax**: *local r, err = requests.head { url = url, ... }*
 
 Sends a HTTP HEAD request. This is identical with
@@ -283,7 +283,7 @@ requests.request("HEAD", url, opts)
 ```
 
 ### post
-**syntax**: *local r, err = requests.post(url, opts?)*
+**syntax**: *local r, err = requests.post(url, opts?)*    
 **syntax**: *local r, err = requests.post { url = url, ... }*
 
 Sends a HTTP POST request. This is identical with
@@ -293,7 +293,7 @@ requests.request("POST", url, opts)
 ```
 
 ### put
-**syntax**: *local r, err = requests.put(url, opts?)*
+**syntax**: *local r, err = requests.put(url, opts?)*    
 **syntax**: *local r, err = requests.put { url = url, ... }*
 
 Sends a HTTP PUT request. This is identical with
@@ -303,7 +303,7 @@ requests.request("PUT", url, opts)
 ```
 
 ### delete
-**syntax**: *local r, err = requests.delete(url, opts?)*
+**syntax**: *local r, err = requests.delete(url, opts?)*  
 **syntax**: *local r, err = requests.delete { url = url, ... }*
 
 Sends a HTTP DELETE request. This is identical with
@@ -313,7 +313,7 @@ requests.request("DELETE", url, opts)
 ```
 
 ### options
-**syntax**: *local r, err = requests.options(url, opts?)*
+**syntax**: *local r, err = requests.options(url, opts?)*  
 **syntax**: *local r, err = requests.options { url = url, ... }*
 
 Sends a HTTP OPTIONS request. This is identical with
@@ -323,7 +323,7 @@ requests.request("OPTIONS", url, opts)
 ```
 
 ### patch
-**syntax**: *local r, err = requests.patch(url, opts?)*
+**syntax**: *local r, err = requests.patch(url, opts?)*  
 **syntax**: *local r, err = requests.patch { url = url, ... }*
 
 Sends a HTTP PATCH request. This is identical with