add extern "C" to properties.h

add test coverage for unlinking tree nodes w/o prev pointer

add max depth for tree search - closes #459

fix totally bugged assertion in cxPropertiesUseStack()

add source/sink facility for properties - fixes #430

fix missing parameter doc

fix several survivors of east-const and some missing consts

(0) -300 -100 -30 -10 -7 +7 +10 +30 +100 tip

mercurial