GitLab

- Fix some format issue

Part of documentation rationalization

Rename AdvancedGuide.md to advanced.md and adjust the links. 
Part of documentation rationalization work

This change allows emitting output in JSON format in addition to the
already supported XML format. The implementation as well as the file
structure is intentionally modelled after the XML one.

while not losing benefits of EXPECT, and not killing the whole test,
as with --gtest_throw_on_failure.

183822976

fixes issue #1087

Missing periods

Updating the link with a valid one. The old one was considered obsolete by the publisher.

As explained on the previous link, the article has been rewritten and moved.

Signed-off-by: Li Peng <lip@dtdream.com>

Put occurrences of "#include" in a code span so they are not interpreted
as headers.

Other documents were not broken because the #include was not at the
start of the line, but put them in code spans anyway just in case the
text gets refilled in the future.

Some tables have missing commas inside the code that make some table cells merge, added missing commas