Changes:

Backported "created by" updates from V1.1.0,
Backported window title from V1.1.0,
Updated Patch validity check with support for Modern (V1.1) Patches. It
only checks for a modern Patch, and if it finds one, it prompts you to
get a newer version of PatchIt! to install it,
Backported some installer changes from V1.1.0