--[
This block is not "trimmed"
The leading and trailing newlines are left intact
]--
--[This block is "trimmed"
The leading and trailing newlines are removed.
This gives the results that most people expect.
This is the default mode for MetaText and can be over-ridded with a
"trim=0" parameter in the BLOCK]--
--[This block is not "trimmed" but doesn't introduce any
extraneous newlines]--