Summary
- fix bug in ocsmFindPmtr that did not consider the scope when looking for existing names; add putColors=0 option to DUMP so that _color attributes are written into STP/IGS file (as Color); add color4* test cases; add getColors=0 option to IMPORT so that Color attributes in STP/IGS files are converted to _color; add getcolors=0 option to udpImport so that Color attributes in STP/IGS files are converted to _color; update ESP to acknowledge that Nodes are not initially visible