v1.74.1: Slight tweak to the autoType machine property and the PCx86 …

…Keyboard's injectKeys() function, adding support for $blash as an alternative to an actual backslash (which creates encoding challenges for Jekyll)

Fixed issue #66 (386 should force reserved CR0 bits set) and cleaned …

…up the PCx86 Video component's vertical and horizontal retrace calculations, which vary according to video card and monitor combinations; the code is now more sensible and no longer sensitive to CPU speed variations (in theory)

Fixed UNPROT README

Merge branch 'master' of https://github.com/jeffpar/pcjs

Merge branch 'next-release'

Bumped site version to 1.50.4

Updated TI-55 blog post

New blog post: TI-57

Updated PCx86 examples with current version

Fixed PCx86 "Save Machine" functionality (broken by the inclusion of …

…source maps at the end of the compiled scripts)