edited 'Understanding Errors', better font ffs
add common exceptions to error section, move some to unused
replace raw_input with input
upper case Python
Merge branch 'dev' of https://github.com/Rizziepit/umonya_notes into Rizziepit-dev

Conflicts:
	basic_input.html
	basic_output.html
	files.html
	for_loops.html
	functions.html
	index.html
	invocation.html
	program_state.html
	scope.html
	understanding_errors.html
	unused/debugging.html
	unused/exceptions.html
	while_loops.html