Adjust trasnparent class of challenge buttons. Closes #4346
Merge pull request #4348 from crookedneighbor/fix-transparent-challenge-buttons

Adjust transparent class of challenge buttons.
closes #4353. If time on chat would break onto new line, just puts whole
time statment on new line
Link for Tyler and Vicky's names #4351
fix(webhooks): don't send webhooks if not valid url (also if not
enabled), fixes #4357
Adjusted margin for markdown list in tast-text. Closes #2721
Merge pull request #4354 from crookedneighbor/markdown-lists-in-tasks

Adjusted margin for markdown list in task-text.
Merge pull request #4358 from andymantell/feature/linking-timetravellers-names

Link for Tyler and Vicky's names
Fixed padding on challenges filter box
Fixed weirdness on create guild page. Elements were overflowing out of
their boxes
Removed yellow background from join public guild page
Made glyphicons white on for challenge/guild join/leave buttons
Added some spacing between icons and text on challenge/guild buttons
No longer displays an extra popover that says true. Closes #4362