// AddHypha adds a hypha named `name` with such `textPath` and `binaryPath`. Both paths can be empty. Does //not// check for hypha's existence beforehand. Count is handled.
funcAddHypha(name,textPath,binaryPathstring){
}
// DeleteHypha clears both paths and all out-links from the named hypha and marks it as non-existent. It does not actually delete it from the memdb. Count is handled.