message: Remove File::dump()
diff: use std::path::Path;
  -use std::process::Command;
  use libhdf5_sys::{
  h5f::{
  @@ -64,17 +63,6 @@ impl File {
  }
  }
  - /// Returns the output of the `h5dump` tool. Note that this wouldn't work with core driver.
  - pub fn dump(&self) -> Option<String> {
  - self.flush().ok().and(
  - Command::new("h5dump")
  - .arg(self.filename())
  - .output()
  - .ok()
  - .map(|out| String::from_utf8_lossy(&out.stdout).to_string()),
  - )
  - }
  -
  /// Returns the userblock size in bytes (or 0 if the file handle is invalid).
  pub fn userblock(&self) -> u64 {
  h5call!(H5Fget_create_plist(self.id()))
  