- yWeb: add boxinfo extention source
- yWeb: add filemanager extention source
- yWeb: add hddtools extention source
- yWeb: remove some links to yjogol.com; site is down

TODO: Y_Tools_Check_Install.yhtm
- yWeb: link extention to new cst-public-gui-yweb.git repository

NOTE: When you got e file called /var/tuxbox/config/extentions.txt
with a line inside starting with "type:u,site:yjogol" then you'll
have to replace this one line with:
type:u,site:CST-git,desc:yWeb updates,url:http://git.coolstreamtech.de/?p=cst-public-gui-yweb.git;a=blob_plain;hb=refs/heads/master;f=Y_Extentions.txt