Overview of changes between 1.19.0 and 1.19.1
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- Various cleanup in the HarfBuzz code and merging with upstream/Qt changes.
- Built-in pango.aliases file for Win32 default aliases.
- Document cairo examples and misc documentation improvements.
- Bugs fixed in this release:
	Bug 485536 – underline_position can be zero
	Bug 500549 – pangocairo.h should include pango.h and cairo.h
	Bug 492517 – Built-in default aliases file
	Bug 495091 – pango-utils.c:variable is declared at middle of block