Upgrade to libxml 2.9.2 and libxslt 1.1.28

third_party/libxml/src/.gitignore

Index: third_party/libxml/src/.gitignore
diff --git a/third_party/libxml/src/.gitignore b/third_party/libxml/src/.gitignore
new file mode 100644
index 0000000000000000000000000000000000000000..995094da5ba99cb047de1540094212362dcaca6d
--- /dev/null
+++ b/third_party/libxml/src/.gitignore
@@ -0,0 +1,121 @@
+*.o
+*.lo
+*.log
+*.pyc
+*.patch
+.deps
+.libs
+.memdump
+COPYING
+CVE-*
+INSTALL
+Makefile
+Makefile.in
+aclocal.m4
+autom4te.cache
+bissect*
+config.guess
+config.h
+config.h.in
+config.h.in~
+config.log
+config.status
+config.sub
+configure
+depcomp
+doc/Makefile
+doc/Makefile.in
+doc/devhelp/Makefile
+doc/devhelp/Makefile.in
+doc/examples/.deps
+doc/examples/Makefile
+doc/examples/Makefile.in
+doc/examples/io1
+doc/examples/io2
+doc/examples/parse1
+doc/examples/parse2
+doc/examples/parse3
+doc/examples/parse4
+doc/examples/reader1
+doc/examples/reader2
+doc/examples/reader3
+doc/examples/reader4
+doc/examples/testWriter
+doc/examples/tree1
+doc/examples/tree2
+doc/examples/xpath1
+doc/examples/xpath2
+example/.deps
+example/Makefile
+example/Makefile.in
+example/gjobread
+include/Makefile
+include/Makefile.in
+include/libxml/Makefile
+include/libxml/Makefile.in
+include/libxml/xmlversion.h
+install-sh
+libtool
+libxml-2.0-uninstalled.pc
+libxml-2.0.pc
+libxml2.la
+libxml2.spec
+list
+ltmain.sh
+log
+missing
+missing.lst
+m4
+python/.deps
+python/.libs
+python/Makefile
+python/Makefile.in
+python/gen_prog
+python/libxml2-export.c
+python/libxml2-py.c
+python/libxml2-py.h
+python/libxml2.py
+python/libxml2class.py
+python/libxml2class.txt
+python/libxml2mod.la
+python/tests/Makefile
+python/tests/Makefile.in
+python/tests/tmp.xml
+runsuite
+runtest
+runxmlconf
+runxmlconf.log
+stamp-h1
+tags
+test.out
+testAutomata
+testC14N
+testHTML
+testModule
+testReader
+testRegexp
+testRelax
+testSAX
+testSchemas
+testThreads
+testURI
+testXPath
+testapi
+testapi.c.new
+testchar
+testdict
+testdso.la
+testlimits
+testrecurse
+tmp
+tst.c
+tst
+xml2-config
+xml2Conf.sh
+xmlcatalog
+xmlconf
+xmllint
+xstc/Makefile
+xstc/Makefile.in
+xstc/Tests
+xstc/xsts-*.tar.gz