Brunnhilde

**Operating system support:**

* Adds Windows support for reporting on directories (disk images, virus scanning, and bulk_extractor not yet supported in Windows)
* Expected location for HFSExplorer on macOS changed to /usr/local/share/hfsexplorer to account for System Integrity Protection (reported by Brian Dietz)

**Functional changes:**

* DFXML created using fiwalk for non-HFS disks in -d mode
* '--hash none' option allows user to skip generation of checksums in Siegfried, changes reports accordingly
* Users now have option to extract AppleDouble resource forks from HFS disk images

**Bug fixes:**

* Infected files warning no longer appears if ClamAV is not properly installed and user forgets to choose '-n' option to skip virus scanning

Bug fix release:
* Fixes list indexing of tsk_recover options (reported by Brian Dietz)
* Fixes failures caused by single quotes in filepaths (reported by farrell)

* Adds ability to specify ssn_mode for bulk_extractor (defaults to ssn_mode=1)

* Adds size formatting in HTML report for sources that are >1 TB large
* Adds additional tsk_recover functionality for disk images:
* Option to choose to extract only allocated files
* Options to specify disk image type, file system type, and sector offset
* Adds 5px margin to body of HTML report
* Adds some basic integration tests (TO DO: more integration and unit tests)
* Adds sample data directory for tests

* Fixes bug related to scanning of empty dirs

- Fixes bug where null bytes in Siegfried-generated CSV prevented import to SQLite database