Added joined to OwnerMySQLDAO::getById() result
Logic and testing for bonus alternate day of the month
Merge pull request #2049 from cdmoyer/bonus-magic-day-for-monthly-insights

Bonus magic day for monthly insights
Favorited Links insight: Avoid InsightFieldExceedsMaxLengthException by limiting number of posts returned
Plus some code cleanup
Location Awareness Insight - How often do you share your location
Typo
Insight merge: Combine verified_list into verified_followers in interestingfollowers
Thanks count insight copy tweak
Interesting followers: bold verified total
Amplifier insight: reduce repetition

Instead of showing every amplifier today as it’s detected, show the
single top amplified post from yesterday.
Interesting followers insight: Set header_image when it's one user
Move local followers insight into interesting followers insight and check for dupes to avoid repetition
Long-lost contacts insight: improve copy, use header_image
Show login/signup buttons instead of the hamburger menu when you're logged out on thinkup.com
Copy tweak
F-Bomb Count insight: Limit number of posts shown; indicate "some" posts in copy
Thanks Count: Bold count phrase
Amplifier insight: Properly format large numbers
Add InsightDAO::getAllInstanceInsightsSince function
Minor log message copy tweaks