* Introduce a new context factory "raw", highly inspirated from the
context factory, but using manually crafted functions in assembly to
do the work in an efficient manner.
+ * Allow to change the used context factory at run time, not only at
+ compilation time. Use --cfg=simix/context:raw for maximal speed.
XBT
* Add a new function xbt_dynar_to_array that transforms a dynar into a
