[TESTED]Unsharp Mask

Removed unnecessary files

Centerd the filtering output

Added NOTES

Added image filtering code

Removed unnecessary comments

Added convolution code

Fixed reading kernel file code

[TESTED] working code

[UNTESTED] updated code

Update code

[UNTESTED] updated code

[UNTESTED] updated code for the convolution

[COMPILES] Convolution code

[UNTESTED] wrote driver for the convolution