v0.2.0

Added the --show-element-positions flag, which adds the position field to element headers, to help pinpoint the exact location of elements in a file, for example, to locate in binary viewers. Disabled by default.

- id: EBML
  header_size: 5
  size: 36
  position: 0
  children:
  - id: EBMLVersion
    header_size: 3
    size: 4
    position: 5
    value: 1
  - id: EBMLReadVersion
    header_size: 3
    size: 4
    position: 9
    value: 1
  - id: EBMLMaxIDLength
    header_size: 3
    size: 4
    position: 13
    value: 4
  - id: EBMLMaxSizeLength
    header_size: 3
    size: 4
    position: 17
    value: 8