Merge pull request #1 from ChikaraMorisada/EunetSwitch

Your pull request was accepted and merged EunetSwitch branch of my repository.
scratch-simulator.cc in ns-3-dev as it is.
SimpleAp represents access point
position is set at DoInitialize in SimpleAp
getNetDevice accepts template parameter
ssid is set at DoInitialize
definition of getNetDevice template was separated from class definition
regression test, passed
skelton
calling up virtual methods
bridging CsmaNetDevice and WifiNetDevice
fixed wrong signatures
some modules are moved to model and container directory
starting to use TestCase and TestSuite
implementing unit test in SimpleApTest
make test runs test for SimpleApTest
all tests runs with ns3 unit test framework
Merge ../../ns-3-dev/scratch into Quagga
implementing SimpleRouter, a quagga router
Merge branch 'dce-quagga' of github.com:ChikaraMorisada/ns3-abe into TestSuite