Update to 1.5.99.2
Changes:

• Documentation updates
• Make pkg alias -l respect quiet
• Reinstall packages if shlib provided has changed
• Do not expose shlibs without SONAME as provided libs
• Update sqlite to 3.8.9
• Add linenoise to have editing capabilities with pkg shell
• Fix pkg audit -r formatting
• Stop elf analysis sooner if not operating on an elf file
• Fix checking signatures on arm