oops, bump version to 0.5.6
oops, bump version to 0.5.6

brabander/olsr,acinonyx/olsrd,tdz/olsrd,brabander/olsr,servalproject/olsr,zioproto/olsrd-gsoc2012,servalproject/olsr,ralisi/olsrd_cl_roam,duydb2/olsr,zioproto/olsrd,ninuxorg/olsrd,diogomg/olsrd-binary-heap,cholin/olsrd,tdz/olsrd,diogomg/olsrd,duydb2/olsr,sebkur/olsrd,servalproject/olsr,servalproject/olsr,ninuxorg/olsrd,duydb2/olsr,ninuxorg/olsrd,duydb2/olsr,sebkur/olsrd,diogomg/olsrd,ralisi/olsrd_cl_roam,zioproto/olsrd,cl4u2/olsrd-wot-pgp,ninuxorg/olsrd,duydb2/olsr,diogomg/olsrd-binary-heap,ralisi/olsrd_cl_roam,nolith/olsrd,duydb2/olsr,brabander/olsr,tdz/olsrd,diogomg/olsrd,zioproto/olsrd-gsoc2012,duydb2/olsr,servalproject/olsr,sauloqueiroz/incremental-spf,sebkur/olsrd,tdz/olsrd,acinonyx/olsrd,diogomg/olsrd,sebkur/olsrd,tdz/olsrd,acinonyx/olsrd,cholin/olsrd,sauloqueiroz/incremental-spf,diogomg/olsrd-binary-heap,diogomg/olsrd-binary-heap,diogomg/olsrd-binary-heap,zioproto/olsrd,cl4u2/olsrd-wot-pgp,diogomg/olsrd,ninuxorg/olsrd,nolith/olsrd,nolith/olsrd,acinonyx/olsrd,nolith/olsrd,sauloqueiroz/incremental-spf,brabander/olsr,ralisi/olsrd_cl_roam,cholin/olsrd,zioproto/olsrd-gsoc2012,cholin/olsrd,cl4u2/olsrd-wot-pgp,sauloqueiroz/incremental-spf,sebkur/olsrd,zioproto/olsrd-gsoc2012,zioproto/olsrd,servalproject/olsr,zioproto/olsrd-gsoc2012,duydb2/olsr,cl4u2/olsrd-wot-pgp,zioproto/olsrd,diogomg/olsrd,diogomg/olsrd-binary-heap,cl4u2/olsrd-wot-pgp,nolith/olsrd,diogomg/olsrd-binary-heap,acinonyx/olsrd,diogomg/olsrd,sebkur/olsrd,cholin/olsrd,zioproto/olsrd-gsoc2012