V2.1: make CB7 a separate control option; fix dialog layout; add PHZ …

…and GGB as tied to ZIP; fix typo preventing CB7 from working

Merge branch 'V1.1' of https://github.com/L0garithmic/DarkThumbs into…

… V1.1

Update version

Issue #76: make sure to update version numbers

Fix unreported bug: initialize the 'show icon' setting, otherwise wil…

…l randomly draw the icon when the setting not stored in the registry

Use WIC for epub, zip thumbnails. Add support for common (codec) imag…

…e formats. NOTE: WIC for rar thumbnails not working.

Fix registration of cbxshell.

Update for release

Add vcruntime140_1.dll to install

Clarify program purpose in README.md (#45)