Avoided a warning about using 'string' instead of 'const char*'.

git-svn-id: https://svn.eiffel.com/eiffelstudio/trunk@96005 8089f293-4706-0410-a29e-feb5c42a2edf
Replaced the link to download with the new one.


git-svn-id: https://svn.eiffel.com/eiffelstudio/trunk@96006 8089f293-4706-0410-a29e-feb5c42a2edf
Updated WSF_FILE_UTILITIES with class comment, 
and avoid having expanded generic class.

git-svn-id: https://svn.eiffel.com/eiffelstudio/trunk@96007 8089f293-4706-0410-a29e-feb5c42a2edf
Corrected calculation of total time that should take into account not only seconds, but also minutes, etc.

git-svn-id: https://svn.eiffel.com/eiffelstudio/trunk@96009 8089f293-4706-0410-a29e-feb5c42a2edf