Minor edit to CTA-EOS docs

doc/latex/CTA_EOS_Intro.tex

@@ -5,18 +5,18 @@ This document summarizes the full control chain between the User, EOS and CTA. I
 CTA-EOS interface design. The file lifecycle includes:
 
 \begin{description}
-\item[File Archive:] ~
+\item[Archive File:] ~
    \begin{itemize}
    \item File create: write until initial close (CLOSEW)
    \item File update: denied for files with copy on tape. This can be achieved by administrators by adding an immutable
 	 flag (ACL) to the directories configured to go to tape in EOS, or as rule in EOS.
    \end{itemize}
-\item[File retrieve:] ~
+\item[Retrieve File:] ~
    \begin{itemize}
    \item Explicit retrieve (PREPARE)
    \item Implicit retrieve (allowed or not, this choice should probably be left to the operator)
    \end{itemize}
-\item[Deletion:] ~
+\item[Delete File:] ~
    \begin{itemize}
    \item User-triggered disk copy removal (allowed or not, optional)
    \item Garbage collection of disk copies