added class OMNeTRoutingTable which is a 'wrapper' class for showing the
content of class RoutingTable in the TKenv of OMNeT++
made few changes to classes AbstractARAClient and ARA in order to support 'derived' routing tables
extended class OMNeTRoutingTable
made OMNeTRoutingTable a cSimpleModule
renamed routing table in networklayer ned file
Added (temporary (will be replaced by logging interface in the current develop branch)) log4cxx support in the evaporation branch and
fixed issue #13
added keyword virtual for method initializePheromoneValue()
removed temporary log4cxx 'support'
added accidently removed 'using namespace' declaration
Merge branch 'evaporation' into develop

Conflicts:
	omnetpp/ARA.cpp
	src/core/AbstractARAClient.cpp