Add VS15 project and optional wrapper for stderr redirection

lib: Add workaround for Linux usbfs mmap() bug

lib: add I2C support

fix sleep durations on Windows

debian: build-dep on dh-autoreconf for Ubuntu 16.04/Debian8

debian: Attempt to down-grade the debhelper version requirement

Add Debian packaging information

enable multiarch build by means of GNUInstallDirs

libusb-1.0.22 deprecated libusb_set_debug() with libusb_set_option()

fl2k_file: support reading from stdin

lib: update output on zero-copy allocation

lib: free zero-copy buffers in case of error

set version to 0.1git

update version to 0.1.1

fl2k_fm: add missing help text for stereo and rds