6986195: correctly identify Ubuntu as the operating system in crash report instead of "Debian"
Summary: Cleanup and document how various Linux release info files are used by print_distro_info().
Reviewed-by: dcubed, dsamersoff, coleenp, iklam, omajid
Contributed-by: gerald.thornbrugh@oracle.com
syntax: glob
^.hgtip
build/*
dist/*
/nbproject/private/
private.xml
private.properties
webrev/*
webrev.zip
.classpath
*.class
*.clazz
*.log
*.orig
genfiles.properties
hotspot.log
.DS_Store*
TEST-*.xml
TESTS-*.xml
report.xml
CC/*
jcov2/*
.idea/*
test/lib/testng.jar
test/script/external/*
.project