add files from: https://code.google.com/p/audioscout
move README.txt to README.md
gitignore: Added build/ into .gitignore
README.md: update requisite software: zmq 2 -> zmq 3; added opencore-amr; fix typo
zmq: upgrade zmq to support zmq 3 ( zmq_{recv,send} replaced with zmq_{recv,send}msg )
libs/CMakeLists: enable mpg123 and opencore-amr. Added verbosity.
libs/CMakeLists: install libs: pHashAudio and AudioData
{clients,servers,tests}/CMakeLists: Fixed include file: pHashAudioConfig.h
tests/testaudiohash: added verbosity, remove warning.
servers/metadatadb.c: Added handler for SIGINT. Add option to run it on foreground
servers/metadatadb.c: added verbosity
servers/metadatadb.c: fix pthreads and zmq_device call.