Set of fixes and additions:

major update of the cfg struct (i.e. breaks old code, not a lot of changes though)

Merge branch 'master' of https://github.com/Mark-Kramer/dppm

add missing filter file

Update README.md

debugging and new example simulation

Merge branch 'master' of https://github.com/Mark-Kramer/dppm

Revert "small corrections, and new example simulation"

small corrections, and new example simulation

Update README.md

Update README.md

Merge branch 'local'

correct small typo

Update README.md

Initial commit of the public release