PascalTZ 2.2.0

Enhancements:

• Replaced .rc script by .res resource file in order to avoid issues with windres on some platforms. [#11]
• Added additional high-dpi component icons. [#11]

Bugfixes:

• Handle weekday macros which fall into another month. For example, "Asia/Hong_Kong" zone in tzdata2019b includes weekday macros "Sun>=28" and "Sun>=31". [#10]