Updated plugins documentation with minimal baseband sample rate requi…

…rements where necessary

Debian build: added missing source in internal LimeSuite

Audio UDP/RTP codec and decimation: REST API updates

PlutoSDR: bumped plugin version

Change DaemonSink to RemoteSink in REST API Python examples

REST API examples: added randomize_colors.py in the readme

Remove XTRX from Debian build

Merge branch 'dev'

Debian dsdcc build with C++11 option

Use C++11 everywhere