message: Fix utils::Path concat for relative paths.
  Concating with an empty path should not prepend a slash since doing so
  implies that the user wants to access the system's root folder.
  Fixes
diff: @@ -70,7 +70,9 @@ bool Path::isDirectory() const {
  Path Path::concat(const Path& path) const {
  if (path.isEmpty()) return *this;
  if (path.isAbsolute()) return path;
  - if (m_path.back() != SEPARATOR) return Path(m_path + SEPARATOR + path.getPath());
  + if (m_path.back() != SEPARATOR && !m_path.empty()) {
  + return Path(m_path + SEPARATOR + path.getPath());
  + }
  return Path(m_path + path.getPath());
  }
  