- Version update to 0.1.2:
* Fix several hangs and leaks when reading damaged files found with the
help of american-fuzzy-lop.
* Fix build with recent clang.
* Make --help output of all command-line tools more help2man-friendly.
* Require C++11 for build.
* Parse more features:
* text on path
* more text attributes
* stroke patterns
* arrows
* paragraph attributes
* custom line and fill styles
* text effects
* Write correct rotation center of a textbox.
* Fix an issue found by oss-fuzz.
* Fix several issues found by Coverity.
* Various code cleanups and other small improvements.