PLPLOT: Hard added environment variable PLPLOT_LIB
Merge pull request #643 from joakim-hove/PLPLOT

PLPLOT: Hard added environment variable PLPLOT_LIB
fixed: open() calls with O_CREATE requires creation mode parameter
Merge pull request #644 from akva2/fix_creation_mode

fixed: open() calls with O_CREATE requires creation mode parameter
update packaging rules
Merge pull request #645 from akva2/update_packaging

update packaging rules
Tull
Delete tull.txt