docs: (LaTex) adapted documenation to be better convertible

docs/manuals/en/main/basejob.tex

@@ -1,7 +1,8 @@
 \chapter{File Deduplication using Base Jobs}
+\label{basejobs}
 \index[general]{Base Jobs}
 \index[general]{File Deduplication}
-\label{basejobs}
+
 A base job is sort of like a Full save except that you will want the FileSet to
 contain only files that are unlikely to change in the future (i.e.  a snapshot
 of most of your system after installing it).  After the base job has been run,

docs/manuals/en/main/catmaintenance.tex

@@ -699,9 +699,9 @@ \subsection{Database Size}
 
 
 \subsection{Setting Retention Periods}
+\label{Retention}
 \index[general]{Setting Retention Periods}
 \index[general]{Periods!Setting Retention}
-\label{Retention}
 
 Bareos uses three Retention periods: the {\bf File Retention} period,
 the {\bf Job Retention} period, and the {\bf Volume Retention} period. Of
@@ -770,7 +770,7 @@ \subsection{Setting Retention Periods}
 
 The default Job Retention period is 180 days.
 
-\item \linkResourceDirective{Dir}{Client}{Auto Prune}
+\item [\linkResourceDirective{Dir}{Client}{Auto Prune}]
    \index[general]{AutoPrune}
    \index[general]{Job!Retention!AutoPrune}
    If set to  {\bf yes},

docs/manuals/en/main/storage-backends.tex

@@ -19,10 +19,10 @@ \chapter{Storage Backends}
 
 
 \section{Droplet Storage Backend}
+\label{SdBackendDroplet}
 \index[sd]{Backend!Droplet}
 \index[sd]{Backend!Droplet!S3}
 \index[sd]{Backend!S3|see {Backend!Droplet}}
-\label{SdBackendDroplet}
 
 The \package{bareos-storage-droplet} backend (\sinceVersion{sd}{Droplet}{17.2.7}) can be used to access Object Storage through \package{libdroplet}.
 Droplet support a number of backends, most notably S3.
@@ -34,7 +34,7 @@ \subsection{Requirements}
   \item The Bareos package \package{bareos-storage-droplet} is not available on all platforms. Please refer to \nameref{sec:packages}.
   \item Droplet S3:
   \begin{itemize}
-    \item The droplet S3 backend can only be used with virtual-hosted-style buckets like \url{http://<bucket>.<s3_server>/object}.
+    \item The droplet S3 backend can only be used with virtual-hosted-style buckets like \url{http://bucket.s3_server/object}.
         Path-style buckets are not supported.
         It has  been tested successfully with AWS S3 and CEPH Object Gateway S3.
   \end{itemize}
@@ -275,7 +275,7 @@ \subsubsection{iothreads}
 
 \subsubsection{New AWS S3 Buckets}
 
-As AWS S3 buckets are accessed via virtual-hosted-style buckets (like \url{http://<bucket>.<s3_server>/object})
+As AWS S3 buckets are accessed via virtual-hosted-style buckets (like \url{http://bucket.s3_server/object})
 creating a new bucket results in a new DNS entry.
 
 As a new DNS entry is not available immediatly, Amazon solves this by using HTTP temporary redirects (code: 307) to redirect to the correct host.