transceiver: clean variable init of radio interface constructor
transceiver: clean variable init of radio interface constructor

Signed-off-by: Thomas Tsou <ttsou@vt.edu>

git-svn-id: 504cad4147f1e500be0a169b9f46375eaf875953@2675 19bc5d8c-e614-43d4-8b26-e1612bc8e597

brunoflce/pessoalopenBTS,RangeNetworks/openbts,endaga/openbts,RangeNetworks/openbts,maxifree/openbts,WindyCitySDR/openbts,brunoflce/pessoalopenBTS,hongyunnchen/openbts,dhenyjarasandy/openbts,dhenyjarasandy/openbts,dhenyjarasandy/openbts,RangeNetworks/openbts,Djimmer/obts,dhenyjarasandy/openbts,WindyCitySDR/openbts,RangeNetworks/openbts,dhenyjarasandy/openbts,maxifree/openbts,endaga/openbts,Djimmer/obts,Djimmer/obts,hongyunnchen/openbts,WindyCitySDR/openbts,endaga/openbts,xyzr0482/openbts,maxifree/openbts,RangeNetworks/openbts,hongyunnchen/openbts,endaga/openbts,xyzr0482/openbts,WindyCitySDR/openbts,xyzr0482/openbts,RangeNetworks/openbts,Djimmer/obts,brunoflce/pessoalopenBTS,endaga/openbts,Djimmer/obts,maxifree/openbts,brunoflce/pessoalopenBTS,hongyunnchen/openbts,xyzr0482/openbts,maxifree/openbts,WindyCitySDR/openbts,xyzr0482/openbts,hongyunnchen/openbts,brunoflce/pessoalopenBTS,Djimmer/obts