Add bootstrap and runconfig scripts

Add cvs update -C to doc dirs

Does mostly the same as the rest, but slightly different purpose.

contain  base  FooCanvasItems  to  draw features,  both  compound  and
non-compound.

CanvasItem is the first subclass, with an interface, which the rest of
the set inherit from.

Status:
Currently work in progress,  with some missing functionality in Glyph,
Text and Sequence Features