added stuff for clustering the detected lines
nothing important. just some fixes and improvements.
added function to get the line middles.

TODO: First line is 0... check for bugs
added calculation of intersections.
added blob detection. atm not runnable... :D sry
added function to check if the intersection hits a stone or an empty space. Not tested yet. It also needs some changes like changing the return type etc.
Merge branch 'master' into Go_Scanner
First quick integration of Scanner_class and actual scanner
nothing new. exception fixed.
Merge branch 'master' into Go_Scanner
black stone detection works.
Merge branch 'Go_Scanner' of github.com:augmented-go/augmented-go into Go_Scanner
Merge branch 'master' into Go_Scanner
Changed main of Go_Scanner_Test to call scanCamera once.
Refs #17 - prototype for automatic go board detection
added some in-line comments.
renamed some variables for clearer understanding.
Merge branch 'Go_Scanner' of github.com:augmented-go/augmented-go into Go_Scanner
Ref #10 - fixed the mathematical problem with slope of a complete vertical line and slope = 0
Ref #72 - Fixed problem with lines on the picture borders. blur was the problem here.

Ref #73 - Now the scanner uses variable width and height not hard coded ones.
Merge branch 'master' into Go_Scanner

Conflicts:
	Go_Scanner/Scanner_class.cpp