Changes and new features in JeVois 1.2

JeVois 1.2 brings the following new features:

• Added support to compile and install new modules directly to microSD: ./rebuild-platform.sh --live will cross-compile the module, instruct a connected JeVois camera to export its microSD as a virtual flash drive, install the cross-compiled module to microSD, eject the virtual flash drive, and restart JeVois. The new module is ready for immediate use.
• More documentation and tutorials
• Full stack trace is now reported with Python errors
• New video error reporting, showing a exception messages in the video stream to ease debugging of modules on the platform hardware:

• Added support for JeVois parameters of types std::pair, cv::Size and cv::Point