simple editor
editor with state
clean up the make file
editor with state
change xterm size to 20x20

This is just for testing/implementing cursor movement and will be changed later
add dummy implementation and todo note for syntax highlighting
basic cursor position calculation (some bugs still)
do not allow the cursor to be <0 or >text lenth
add todo notes for up/down arrow keys
handle long lines correctly
make the editor window bigger
FIX: count wrapped lines in the special cases too
print a nice footer
open files for editing
 saving files
new file
ref
fix: set title correctly
handle backspace and delete keys
remove already solved TODO