Improve mank, asciidoc manual file terminal viewer script.
Improve mank, asciidoc manual file terminal viewer script.

Pipe all output through `more` to eliminate problems with large files.

Add -h help switch additional to existing print on error

Add local dir path to all searches

Signed-off-by: Mick <42e9b8d49a07279cb832caaba75ae62c3ee30fbb@mgware.co.uk>

mhaberler/machinekit,mhaberler/machinekit,ArcEye/MK-Qt5,ArcEye/MK-Qt5,ArcEye/MK-Qt5,strahlex/machinekit,ArcEye/MK-Qt5,strahlex/machinekit,mhaberler/machinekit,ArcEye/MK-Qt5,mhaberler/machinekit,ArcEye/MK-Qt5,strahlex/machinekit,strahlex/machinekit,ArcEye/MK-Qt5,strahlex/machinekit,strahlex/machinekit,strahlex/machinekit,mhaberler/machinekit,mhaberler/machinekit,mhaberler/machinekit,ArcEye/MK-Qt5,mhaberler/machinekit