Remove the # mark when location.hash == ""

Example: Closing the settings panel
settingsNavigation/console: Avoid calling resetUrlHash twice

While moving back and forth through history, resetUrlHash should not
be called again, as that creates superfluous pages in history.
Merge pull request #725 from mc10/urls

Remove the # mark when location.hash == ""
background: Double -> single quotes
browsersupport: Double -> single quotes
utils: Double -> single quotes
background: Revert comment changes
alert: Double -> single quotes
console: Double -> single quotes
init: Double -> single quotes
template: Double -> single quotes
accountSwitcher: Double -> single quotes
betteReddit: Double -> single quotes
bitcointip: Double -> single quotes
commandLine: Double -> single quotes
commentPreview: Double -> single quotes
context: Double -> single quotes
dashboard: Double -> single quotes
filteReddit: Double -> single quotes
hover: Double -> single quotes