Performance improvements, i.e.:
- PNLTRI.trapCnt removed, new appendTrapEntry()
- uside -> uleft; PNLTRI.S_LEFT, S_RIGHT removed
- qsNode: removed nodetype
- ptNode: recursion replaced with iteration
- find_new_roots: inlined
- setAbove, setBelow: inlined
Display version in html test files
revision 1.3, Performance tuning