New structure and testing script

Creating structure for code.
In lib will come recognition code.
In test is evaulate function that checks every image using recognition
Added three different image sets
Naming for images is setx_l.jpg
x ... number of set
l ... letter of sign on image
Edits to strucutre; commenting code;
Merge branch 'master' of github.com:darjanin/cv1-fingerspelling-recognition