Added command to move tab to the left and right
Fixed repetion and unmapped command
Added support for chromes upcoming sessionRestore API
Update background_scripts/main.coffee
Merge pull request #791 from deiga/restore-closed-tab

Added support for chromes upcoming sessionRestore API
Merge pull request #796 from deiga/tab-movement-commands

Added command to move tab to the left and right
Fix implementation of and add repetition to moveTabLeft and moveTabRight commands

This fixes #1056.
Merge pull request #1057 from mrmr1993/moveTabs

Fix implementation of and add repetition to moveTabLeft and moveTabRight commands
Document that you can use tab with `gi`

Closes #730
Import relevancy improvement code.
Address philc's comments.
Remove verbose commentary.
Fix options link in help dialog

This makes the options link in the help dialog cancel the default event
action, so the link (`href="#"`) isn't followed. The former behaviour
was most obvious when using the `LinkHints.activateModeToOpenInNewTab`
command, amoung others.
Merge pull request #1060 from smblott-github/relevancy

Relevancy - incorporate the position at which matches occur.
Merge pull request #1061 from mrmr1993/fixOptionsLink

Fix options link in help dialog
Remove unnecessary if statement
Import of bookmark-folder-search code and tests.
Strip top-level chrome folders.
Require bookmark folder separator to be first character of a query term.
Just ignore known and enumerated top-level folders.