Revert "Added LIBXML_PARSEHUGE to simple XML parsing of large XML payloads"

This reverts commit 9cde0e67aba833b7fb69928c6e353a4dd4011800.
Revert "Revert "Added LIBXML_PARSEHUGE to simple XML parsing of large XML payloads""

This reverts commit 3d885ec5824a71f522bda231e03a4f45d1ed4bc2.