internal coding explained

This section is to explain some of the coding style of ewiki, and how some
things work. While many parts of ewiki carry good source code comments, it
is always difficult to quickly understand larger scripts like ewiki.php by
just reading through it.

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You cannot modify the INTERNALS file, but anyhow any ideas or suggestion should as usually get filed on BugReports, UserSuggestions or even better the INTERNALS.Discussion.