Clarify where to get details needed for gsutil config -e
Fixed gsutil to include version# in user agent string
Update boto submodule commit to include recent fixes.
Update docs and tests for daisy chain cp option
Update boto commit to fix test cleanup failures.
Update gsutil support info, similar to changes made to web docs
Fixed gsutil to include version# in user agent string
Update docs about parallel composite uploads and notifications interactions
Move crcmod path munging back to gsutil.py.

This duplicates some code from gslib.util but it's preferable to
trying to refactor util.
Add "ulimit -n" warning, fix Windows and egg package tests, and update submodules for 3.38 release.
Update, changelog, setup.py, and submodules for 3.38 release.
Update CHECKSUM and VERSION for 3.38 release.
Fix hang in "cp -e"
Update bucket_relocate script to use copy-in-the-cloud
Fix typo in 3.38 release date.
Changes to gsutil to protect security of resumable upload IDs.
Corrected text in HTTP_WARNING
README.md and CHANGES.md mods for release 3.41
Update, changelog, setup.py, and submodules for 3.39 release.
Fix update on CentOS