[#2402] Code indent

sflphone-common/src/account.cpp

sflphone-common/src/accountcreator.cpp

sflphone-common/src/audio/alsa/alsalayer.cpp

sflphone-common/src/audio/audiodevice.cpp

sflphone-common/src/audio/audiolayer.cpp

sflphone-common/src/audio/audioloop.cpp

sflphone-common/src/audio/audioprocessing.cpp

sflphone-common/src/audio/audiorecord.cpp

sflphone-common/src/audio/audiorecorder.cpp

sflphone-common/src/audio/audiortp/AudioRtpFactory.cpp

sflphone-common/src/audio/audiortp/AudioSrtpSession.cpp

sflphone-common/src/audio/audiortp/AudioZrtpSession.cpp

sflphone-common/src/audio/audiortp/ZrtpSessionCallback.cpp

sflphone-common/src/audio/codecs/alaw.cpp

sflphone-common/src/audio/codecs/celtcodec.cpp

sflphone-common/src/audio/codecs/codecDescriptor.cpp

sflphone-common/src/audio/codecs/g722.cpp

sflphone-common/src/audio/codecs/gsmcodec.cpp

sflphone-common/src/audio/codecs/speexcodec_nb.cpp

sflphone-common/src/audio/codecs/speexcodec_ub.cpp