Remove unneeded include.
Off-by-one memory access bugfix.

Terminate on endParsing before dereferencing argEnd.
Remove unused code.
Remove unneeded include.
Add CLI edit and history.
Minor style fix.
Use g_shell_parse_argv().
Ignore empty strings.
Minor cleanup.
Minor style cleanup.
Remove unneeded code.
Minor fix.
Minor optimization.
ncl_prv_parse_script_file() cleanup.
Don't terminate on empty string.
Remove unneeded include.
Minor style fixes.
Remove unneeded feature test macro.
Minor style fixes.
Simplify command line parameter logic.