Split preference fo different purpose
Split checkbox for splitted two prefs
Remove needless blank line
Split prefs correctly
Update library
Use CustomEvent instead of DataContainerEvent.

DataContainerEvent is going to be deprecated.
See: https://bugzilla.mozilla.org/show_bug.cgi?id=980134
Create CustomEvent correctly
Initialize CustomEvent correctly
Merge branch 'master' of github.com:piroor/treestyletab
Fix syntax error
Update copyright year
Update ru locale: autoCollapseExpandSubtreeOnAttach preference
Merge pull request #672 from Infocatcher/ru_locale

Update ru locale: autoCollapseExpandSubtreeOnAttach preference
Open new tabs from "search by" in the context menu correctly, even if the selection includes line breaks or the selection is too long. (fix #671)
Merge branch 'master' of github.com:piroor/treestyletab
Update copyright year
Don't do forEach loop twice
Reduce indent
Restore tree structure on the startup correctly, with Firefox 28
Restore tree structure on the startup correctly, with Firefox 29 and later