phonebook-tools:
 * implement command-line argument parsing
 * add convenience symlinks


git-svn-id: file:///var/svn/freetz/trunk@12121 149334a1-2f27-0410-a3b9-fc62619ac1e6
phonebook-tools:
 * use busybox grep


git-svn-id: file:///var/svn/freetz/trunk@12122 149334a1-2f27-0410-a3b9-fc62619ac1e6