allow rendering full wiki syntax

This adds the option to parse full wiki syntax from the queried result.
The column needs to be selected with an alias ending in _wiki.

Headers will be output as par

allow rendering full wiki syntax

This adds the option to parse full wiki syntax from the queried result.
The column needs to be selected with an alias ending in _wiki.

Headers will be output as paragraphs with bold formatting, not as
headers!

For performance reasons the parsing will not initialize a new rendering
context but inject the results into the current renderer. This has the
additional advantage of being compatible with any renderer (like PDF or
ODT). It might still break on certain plugins.

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automatic code style fixes

add support for multiple databases

add thead and tbody for compatibility with other plugins

autodetect link syntax and link the result (tables only)

Added transpose mechanism