Fix unexpected stop when build, add delimiter in log

- Fix stop the whole build when error occurred in a single package build
- Add delimiter in build_all script log,

script/build_all.sh

@@ -58,6 +58,7 @@ set -o nounset
 set -o errexit
 set -o errtrace
 
+_DELIMITER="================================================================"
 _PROGRAM_NAME="$0"
 _PACKGES_TO_BUILD=()
 MAKEDEB_PATH=""
@@ -115,6 +116,7 @@ fi
 
 for package in "${_PACKGES_TO_BUILD[@]}" ; do
     (
+        msg_info "$_DELIMITER"
         msg_info "Start for $package"
         cd "$package"
 
@@ -146,7 +148,7 @@ for package in "${_PACKGES_TO_BUILD[@]}" ; do
             msg_info "Uploading $package_name to $UPLOAD_TO_WEBDAV"
             upload_to_webdav "$package_name" "$UPLOAD_TO_WEBDAV" "$WEBDAV_USER" "$WEBDAV_PASS"
         fi
-    )
+    ) || true
 
 done