* Remove old Ocaml files

* adjust makefile

* Remove BAP build instructions from Readme

* minor documentation fix

* Remove old Ocaml documentation

* Remove unused Travis CI files

* Move Rust and Java code into src directory

* adjust build scripts to new folder structure

... also disabled CWE 78 check for standard runs until performance problems of the check are solved.

mostly for cleaner code and better documentation

Adds CallSource nodes to the control flow graph, which have the same role for backwards analysis as the CallReturn nodes have for forward analysis.