remove obsolete calls to set +e/-e

Signed-off-by: Nico Schottelius <nico@kr.ethz.ch>

core/__cdist_run

@@ -23,10 +23,5 @@
 
 __cdist_run()
 {
-   set +e
-   "$@"
-   if [ "$?" -ne 0 ]; then
-      __cdist_echo error  "$1 exited non-zero, aborting."
-   fi  
-   set -e
+   "$@" || __cdist_echo error  "$1 exited non-zero, aborting."
 }

core/__cdist_run_shell

@@ -23,7 +23,6 @@
 
 __cdist_run_shell()
 {
-   set +e
    # Prepend our path, so all cdist tools come before other tools
    PATH="${__cdist_out_type_bin_dir}:$PATH" sh -e "$@"
    if [ "$?" -ne 0 ]; then
@@ -32,5 +31,4 @@ __cdist_run_shell()
       cat "$1"
       __cdist_exit_err "Aborting due to non-zero exit code."
    fi  
-   set -e
 }