prevent enter from releasing grades
Made code more readable
Merge pull request #1411 from davidrd/issue-1398

Closes #1398: Pressing the Enter/Return key while a grade box is selected attempts to release marks.
Initial Fix for issue-1414
Merge pull request #1415 from beepted/issue-1412

Closes #1412: Unable to change Assignment when in Assignment>Groups or Assignment>Graders Page
Added libv8 to Gemfile
Fixed a syntax issue in _assignments_dropdown_menu.html.erb view that caused assignments pages to not load.
Changed controller.action_name to target_action, so repo browser actually works.
Merge pull request #1416 from benjaminvialle/libv8

Added libv8 to Gemfile
Fix for issue 1301: Addedinstance method now() to the flash statement, making it unavailable to the next action.
Merge pull request #1426 from ealonas/issue-1301

Closes #1301: Added instance method now to flash statement (opening a tab with a warning about sections deadline reproduces the warning).
Merge pull request #1417 from arkon94/master

Fixed syntax issue that caused assignment pages to not load.
Fix a typo redcing -> reducing