update document and remove debug code.

README.md

@@ -15,7 +15,7 @@ $ mdrs config create neurodata https://neurodata.riken.jp/api
 ```
 
 ### login
-login to remote host
+Login to remote host
 ```
 $ mdrs login neurodata:
 Username: (enter your login name)
@@ -52,12 +52,6 @@ Create a new folder
 $ mdrs mkdir neurodata:/NIU/Repository/TEST
 ```
 
-### rmdir
-Remove a existing folder
-```
-$ mdrs rmdir neurodata:/NIU/Repository/TEST
-```
-
 ### metadata
 Get a folder metadata
 ```
@@ -65,28 +59,31 @@ $ mdrs metadata neurodata:/NIU/Repository/TEST
 ```
 
 ### upload
-Upload the file or directories
+Upload the file or directory
 ```
 $ mdrs upload ./sample.dat neurodata:/NIU/Repository/TEST/
 $ mdrs upload -r ./dataset neurodata:/NIU/Repository/TEST/
 ```
 
 ### download
-Download a file
+Download the file or folder
 ```
 $ mdrs download neurodata:/NIU/Repository/TEST/sample.dat ./
+$ mdrs download -r neurodata:/NIU/Repository/TEST/dataset ./
 ```
 
-### move
-Move a file
+### mv
+Move or rename the file or folder
 ```
 $ mdrs move neurodata:/NIU/Repository/TEST/sample.dat neurodata:/NIU/Repository/TEST2/sample2.dat
+$ mdrs move neurodata:/NIU/Repository/TEST/dataset neurodata:/NIU/Repository/TEST2/
 ```
 
-### remove
-Remove a file
+### rm
+Remove the file or folder
 ```
-$ mdrs remove neurodata:/NIU/Repository/TEST2/sample2.dat
+$ mdrs rm neurodata:/NIU/Repository/TEST2/sample2.dat
+$ mdrs rm -r neurodata:/NIU/Repository/TEST2/dataset
 ```
 
 ### file-metadata