4.5.0 prep
Merge pull request #381 from mhaskel/4.5.0-prep

4.5.0 prep
Update README for updated member() functionality
Merge pull request #383 from mhaskel/doc_update

Update README for updated member() functionality
FM-1523: Added module summary to metadata.json
Added a note that stdlib no longer ships with PE 3.7+

Users didn't realize we stopped shipping stdlib module with PE. I added this information to the stdlib readme.
Merge pull request #384 from mhaskel/doc_fixes_from_master

Doc fixes from master
Remove line match validation

The `match` attribute was validated to match `line`, except that in many
cases (even the example given in the docs) a user would want to match a
line entirely different from the new line.

See comments on the original commit
https://github.com/puppetlabs/puppetlabs-stdlib/commit/a06c0d8115892a74666676b50d4282df9850a119
and ask
https://ask.puppetlabs.com/question/14366/file_line-resource-match-problems/
for further examples of confusion.