#68: added in constructor for default value
#68: made the constructor call super
#68: modified constructor
simplified constructor for abstract matrix
committing for backup
#73: begin
#73: closes #73
updated readme.md
Merge branch 'master' into dev
fixed up readme
Merge branch 'master' into dev
removed unused constructor
updated readme
Merge branch 'master' into dev
Merge branch 'dev' into boardIOFormGUI