update readme.

README.md

@@ -3,7 +3,14 @@ craw China fund information by Sina website
 
 ##Usage:
 1. please ensure python2.7 environment on your computer.
-2. execute `python funnds_crawler.py` , we will get **funds.csv** at your working directory
+2. execute `python funds_crawler.py` , we will get **funds.csv** at your working directory
 3. choose a fund which you want to get it's net value list, and execute `python fund_net_value_crawler.py -p fund_number(like 519007)`, when process terminated, we will get **fund_number.csv (like 519007.csv)** at your working directory.
+4. besides step 2 & 3 you can use `python funds_net_value_crawler.py all` to get all funds' net values.
 
 
+
+I write this project for my roommate Ding Huan, who is a Data Mining Software Developer for State Street Corporation.
+he is single now, and very kind to friend, if anyone want to make friend with him, I am glad to introduce.
+
+##future
+add simple gui to watch/download the data