Overlay the background to add a higher contrast in the BigEditor

Most of reddit is white, so this will emphasize the modal popups.
stopping images loading async and making the preload image dom element not stick in the ram
Merge pull request #503 from MikeRogers0/nonAsyncImageLoad

Images load synchronously and fixes memory leak
removed some stray console.log statements
refactored a bit of showImages drag handling and added keyboard shortcuts to increase / decrease size of images!
siteModule for gfycat.com
corrected href
Generate a title warning of gif size.
Merge pull request #501 from Zren/patch-1

Overlay the background to add a higher contrast in the BigEditor
Merge pull request #509 from joey5755/master

siteModule for gfycat.com
subreddit manager shortcuts .addedDate set to defaut if missing
default = beginning of epoch.
Safari (and probably other browsers) don't like JSON.stringify'ing invalid dates (new Date(undefined))
commentTools.macroSelection for adding macro text
"+add macro" button added to macros dropdown
just the regular one, not any category'd ones
refactor default macros into buildMacroDropdowns, use general-use function
automatically hide macro dropdown list when choosing macro (optional, default=hide)
Closes https://github.com/honestbleeps/Reddit-Enhancement-Suite/issues/507
use RESUtils.click to open comment form in bitcoinTip's "tip publicly" instead of jQuery .click()
Chrome Canary is ignoring $().click(), so better safe than sorry.
modules['userHighlight'].autoColorUsernames: apply unique color to username
a la chat room username coloring
settings console search also returns modules (not just options in a module)
Change behaviour to show video instead of gif.
Merge pull request #513 from andytuba/issue_513

Settings console search should show a result for modules