Fixed issue.getNewCommentNumber

Fixes #181.
Fixed the clone button

Fixed #180

Originally, this did not put the original issue's body or title. However, in hind-sight, this button is for "cloning" and issue. I also took out the "Follow-up to: [#N]" bit since we can now add the parent relationship.
Merge pull request #182 from markcarver/issue/181

Updated issue.getNewCommentNumber for restyled d.o comments.
Fixed form.sticky selectors are processing non-form elements (and are slow).
Added feedback from markcarver/dreditor#1
Merge pull request #185 from sun/sticky-selectors

form.sticky plugin processes non-form elements
Merge pull request #183 from markcarver/issue/180

Clone button does not work in Chrome
Added (integration) test coverage for form.backup plugin.
Fixed #179: Password input fields are stored in localStorage.
Merge pull request #187 from sun/form-backup-nopass

form.backup plugin stores values it should not store
Fixed comment jump link autocompletion after d.o user pictures deployment.
Added trivial plugin to expose the predicted new comment number.
Fixed slow selector in commit.message plugin.
Use $context.find(selector) instead of $(selector, context) to further improve performance.
Removed issue.values plugin (superseded by form.backup plugin).
Merge pull request #191 from sun/rip-issue-values

Remove issue.values plugin (superseded by form.backup plugin)
Merge pull request #190 from sun/perf-commit-message

Fix slow selector in commit.message plugin
Merge pull request #188 from sun/autocomplete-comment

Comment autocompletion is broken
Merge pull request #189 from sun/comment-number

Expose the predicted number of a new comment