git-unreleased-vimplugins: write non-CORE modules separately
newline
git-unreleased-vimplugins: add whitespace padding when previous message was longer
git-unreleased-vimplugins: abbreviate blob's SHA-1 by perl
git-unreleased-vimplugins: add comment
git-unreleased-vimplugins: fix problem that some messages does not regard debug level