trunk:src/doc small description add about ATLAS installation in linux

git-svn-id: https://svn.code.sf.net/p/kaldi/code/trunk@3005 5e6a8d80-dfce-4ca6-a32a-6e07a63d50c8

src/doc/dependencies.dox

@@ -52,8 +52,9 @@
       perl, awk, grep, and make.
 
    It can also be helpful if you have an ATLAS linear-algebra package installed on your system.  Most
-   systems already have this; the best approach is to ignore this requirement for now
-   and see if you have problems when you install Kaldi.
+   systems already have this (You can also search the packages in linux for installation by simple command like 
+   "yum search atlas" or "apt-cache search libatlas"); 
+   the best approach is to ignore this requirement for now and see if you have problems when you install Kaldi.
 
     \section dependencies_installed Software packages installed by Kaldi