Fix strtoul 'endptr' return value: It should point to the first invalid character,
not to the last valid character.
Fix strtol 'endptr' return value.
Merge pull request #39 from groessler/something_to_pull

Fix strtoul 'endptr' return value: It should point to the first invalid character,
Merge pull request #40 from groessler/something_to_pull2

testcode/lib/tinyshell.c: add 'verbose' and 'cls' commands; add SP check
Remove obsolete ZPSAVE segment.
Merge pull request #41 from groessler/something_to_pull

Remove obsolete ZPSAVE segment.
add IOCB command codes to atari.h
add testprogram for _sys() function on Atari
Merge pull request #42 from groessler/something_to_pull

Testprogram for _sys() on Atari; some atari.h changes
override _sys() function for Atari targets
use '.ifndef' instead of '.if .not .defined'
Merge pull request #43 from groessler/something_to_pull

override _sys() function for Atari targets
Made the archiver announce a library's creation only if it is being verbose.
Merge pull request #44 from greg-king5/archiver

Hide an unneeded ar65 status message.
Replace non-conforming 'extern void arrayname[]' declarations with
'extern unsigned char arrayname[]'.