* on v4l screenshot, print out nosignal threshold values
* separate fractional parameters for no signal detection
* fully implement handling for "rainbow grabber"
* hyperion-v4l2 --screenshot can also evaluate best reagion and color for no signal detection
* tune output of no signal detection
* v4l outputs warninsg only, todo: make it adyustable
* typo
* v4l signal detection, now with validation checks
* remove obsolete schema files
* fix code style
* fix text typos
* code style
* on v4l screenshot, print out nosignal threshold values
* separate fractional parameters for no signal detection
* fully implement handling for "rainbow grabber"
* Replaced getoptplusplus with QCommandLineParser. Fixes#39
* enabling C++11 if possible
* enabling C++11 if possible
* fixed gcc compilation issues
* fixed linux builds and improved os x build
* trying to fix dispmanx
* trying to fix dispmanx
* simplified travis build script
* fixed argumentparser default values
* rewrote validator system and made sure default arguments are processed correctly
* rewrote validator system and made sure default arguments are processed correctly
* fixed bool vs. regular options
* oops... removing debug code
* reverted screenshot api change
Murat Seker
redPanther
Rick van Hattem
johan