v0.6.1

• Fix existing page normalization bug.
  • #63
  • #60
• Fix parsing error when parsing certain invalid streams.
  • #64
  • #59
• Fix bug causing miscalculation of maxObjectNumber when parsing certain object streams.
  • #76
  • #75
• Fix parsing error when parsing PDFs with non-encoded file streams.
  • #77
  • #70