Working multi-thread test
RawDataView working without update() - no segfault bug fix
Cleaner handling of data update failure in RawDataView
Merge branch 'max' into max-multithreading

Moving fixed segfault-free code (program runs when slices don't fetch) into working multithreading code
Multithreading bugfixes
Working multithreading implementation in rawdataview.py