This imports the plugin API html spec, but in a more gentle
readable fashion with better examples.
This allows us to extend this specification later on.
Rationale: The linked HTML document lacks the right
formatting and is very hard to read and understand.
Also, it doesn't explain plugin timeouts being best
practice, nor shows good programmatic examples.
Today, I prefer Python over Perl, and will share my
knowledge in the docs too.
* Rename files to allow easy ordering
* Update links inside markdown according to new file names
* Move HTML links (<a>...</a>) to the end of the header lines
* This is necessary to allow mkdocs to parse headers correctly and display them in the TOC
* Following sed command was used: sed -i .bu 's/\(<a.*a>\) \(.*\)/\2 \1/g' $filename