~mrms/mmdoc

Add term export option

Signed-off-by: Marek Maškarinec <marek@mrms.cz>
Update umka

Signed-off-by: Marek Maškarinec <marek@mrms.cz>
Fix freadall usage

Signed-off-by: Marek Maškarinec <marek@mrms.cz>
Update to new umka version

Signed-off-by: Marek Maškarinec <marek@mrms.cz>
Fix incorrect line numbers
add markdown syntax highlighting