Enable pdf support #149

Job	Run time
docs-pr	4s
Lint & Test	5m 57s
Build & Test (linux-kvm-release)	6m 42s
Build & Test (linux-kvm-debug)	6m 3s
Build & Test (windows-whp-release)	7m 14s
Build & Test (linux-mshv-debug)	48s
Build Docker Image	9m 16s
Build & Test (windows-whp-debug)	7m 24s
Build & Test (linux-mshv-release)	50s
CI Status	3s
	44m 21s

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