Handle Byte Order Marks #694

Job	Run time
find_package/linux/Release	4m 10s
find_package/linux/Debug	58s
find_package/linux/libcxx/Release	4m 38s
find_package/linux/libcxx/Debug	1m 31s
find_package/macos/Release	6m 35s
find_package/macos/Debug	2m 17s
find_package/win/Release	6m 6s
find_package/win/Debug	2m 27s
find_library/linux/Release	3m 58s
find_library/linux/Debug	55s
find_library/linux/libcxx/Release	4m 41s
find_library/linux/libcxx/Debug	1m 22s
find_library/macos/Release	4m 51s
find_library/macos/Debug	1m 35s
find_library/win/Release	5m 14s
find_library/win/Debug	2m 36s
singleheader/linux/Release	4m 32s
singleheader/linux/Debug	2m 54s
singleheader/linux/libcxx/Release	4m 44s
singleheader/linux/libcxx/Debug	3m 7s
singleheader/macos/Release	6m 5s
singleheader/macos/Debug	7m 3s
singleheader/win/Release	5m 33s
singleheader/win/Debug	4m 39s
	1h 32m 31s

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