Prepare for xmlsec 1.3.3 release (#745) #1162

Job	Run time
check-mingw (MINGW64, x86_64, --enable-unicode=yes)	17m 43s
check-osx	12m 17s
check-mingw (MINGW64, x86_64, --enable-static --enable-static-linking --enable-unicode=no --enabl...	10m 49s
check-msvc (mscng, unicode=yes with-dl=yes)	2m 25s
check-ubuntu-openssl111	1m 11s
check-msvc (mscng, unicode=no with-dl=no static=yes legacy-crypto=yes ftp=yes)	2m 27s
check-ubuntu-openssl300	3m 16s
check-ubuntu-openssl111 (--enable-static-linking=yes --without-nss --without-gcrypt --without-gnu...	54s
check-msvc (mscrypto, unicode=yes with-dl=yes)	1m 41s
check-ubuntu-openssl300 (--enable-static --enable-static-linking --without-nss --without-gcrypt -...	1m 7s
check-msvc (mscrypto, unicode=no with-dl=no static=yes legacy-crypto=yes ftp=yes)	2m 30s
check-ubuntu-openssl300 (--enable-static --enable-static-linking --enable-ftp --enable-md5 --enab...	1m 18s
check-msvc (openssl-300, unicode=yes with-dl=yes)	6m 9s
check-msvc (openssl-300, unicode=no with-dl=no static=yes)	6m 4s
check-msvc (openssl-111, unicode=yes with-dl=yes)	3m 8s
check-msvc (openssl-111, unicode=yes with-dl=yes static=yes)	3m 23s
	1h 16m 22s

Provide feedback