Add required newline to end of crontab
Fix bug 1090277: Add crontab tests to main test-suite.
Fix environment variable in crontab
Merge pull request #2419 from pmclanahan/add-chkcrontab-and-test-newlines-1090277

Fix bug 1090277: Add crontab tests to main test-suite.
Update the PGP key for security@mozilla.org to 0x2A61C71406C16402.

Also correct two URLs for the blog.
Merge pull request #2421 from reedloden/update-pgp-key

Update the PGP key for security@ and correct blog URLs