Make Pambackground find mid-row background

git-svn-id: svn://svn.code.sf.net/p/netpbm/code/trunk@192 9d0c8265-081b-0410-96cb-a4ca84ce46f8
Switch 3-argument open() to 2-argument open() for old Perl

git-svn-id: svn://svn.code.sf.net/p/netpbm/code/trunk@194 9d0c8265-081b-0410-96cb-a4ca84ce46f8
cleanup

git-svn-id: svn://svn.code.sf.net/p/netpbm/code/trunk@195 9d0c8265-081b-0410-96cb-a4ca84ce46f8
Add Pamfixtrunc

git-svn-id: svn://svn.code.sf.net/p/netpbm/code/trunk@196 9d0c8265-081b-0410-96cb-a4ca84ce46f8
Change to release 10.38

git-svn-id: svn://svn.code.sf.net/p/netpbm/code/trunk@198 9d0c8265-081b-0410-96cb-a4ca84ce46f8
cleanup

git-svn-id: svn://svn.code.sf.net/p/netpbm/code/trunk@199 9d0c8265-081b-0410-96cb-a4ca84ce46f8
fix use of memory after free

git-svn-id: svn://svn.code.sf.net/p/netpbm/code/trunk@200 9d0c8265-081b-0410-96cb-a4ca84ce46f8
update history

git-svn-id: svn://svn.code.sf.net/p/netpbm/code/trunk@201 9d0c8265-081b-0410-96cb-a4ca84ce46f8
Fix negative unsigned integer problem

git-svn-id: svn://svn.code.sf.net/p/netpbm/code/trunk@202 9d0c8265-081b-0410-96cb-a4ca84ce46f8
cleanup

git-svn-id: svn://svn.code.sf.net/p/netpbm/code/trunk@203 9d0c8265-081b-0410-96cb-a4ca84ce46f8