Add hideModMail option

For user having an unused subreddit
Fix spelling
showImages: Ignore reddit.com for default module; fixes #1316

Regex also switched to use a non-capturing group.
settingsNavigation: Copyedit descriptions of options
console: Ensure that "Advanced options" text actually shows
css: Remove default margin attached to checkbox
console: Add spacing before label the right way
Merge pull request #1319 from mc10/advanced-options

Advanced options
Merge pull request #1318 from mc10/show-images

showImages: Ignore reddit.com for default module
Merge pull request #1317 from matheod/nomodmail

Add hideModMail option
link to /r/dashboard#userTaggerContents from "edit user tag" form

fixes #1320
Replace .innerText with jQuery .text()

Some minor code cleanup done in voteEnhancements
voteEnhancements: Fix spacing issues
Merge pull request #1321 from mc10/text

Replace .innerText with jQuery .text()
don't add annotations to links that are used as special subreddit tools like spoilers, format tools, etc
boo innerText. yay .textContent
de herpifying the derp
add [](#code) detection to RESUtils.isCommentCode

removed it from keyboardNav
consolidate "not comment link?" checks into getCommentLinks

fixes #1324
Make really minor changes to code style