tree e31b763efdb7f0968919abbda4fab87875cecee2
parent 7bf47f5270bc48610ef332ff73f4e665da9341f5
author Stefan Seifert <sseifert@apache.org> 1471641335 +0000
committer Stefan Seifert <sseifert@apache.org> 1471641335 +0000

switch parent pom reference everywhere to 28 where it was 27 before
this can be safely done because the only difference between 27 and 28 is an updated maven-source-plugin (fix heap space error)

git-svn-id: https://svn.apache.org/repos/asf/sling/trunk@1756968 13f79535-47bb-0310-9956-ffa450edef68