1 - set priority of vc thread depending if client is a real-time task or not
2 - initiate client callbacks with timeout 0
4 - include/ARCH-x86/l4con.h:
5 - GRAPH_* macros used internally only
6 - CON_E* error macros could (mostly) be mapped to L4_E*
7 - CON_CLOSED, CON_CLOSING, CON_OPENING, CON_MASTER macros are for internal use
9 - ALL macros should begin with L4CON_