Poll answers are added dynamically on keypress

Removed add option button

poll option can be added dynamically & last option removed if empty upon submission

Poll answer can be added dynamically by losing focus

poll option can be added dynamically & last option removed if empty upon submission

refractored to avoid repetition of publisher:sync event

poll option can be added dynamically & last option removed if empty upon submission

Added a missing semicolon
Ignoring validation for last poll answer input

last input field is only deleted if there are more than three input fields and the last one is empty

poll is validated only if the last input is empty, and the first three have been filled

Removed duplicate remove last answer.

Dont need to check that the last value is populated as we are ignoring last value

Fixing poll step

Placeholder text edited

Fixed translations for poll answer placeholder text

Removed numbers on publisher option

Removed numbers in placeholder for poll answers
Merge pull request #5109 from wegotcoders/4886-auto-add-poll-answer

4886 auto add poll answer
user account edit page fully ported to bootstrap
profile edit page ported to bootstrap
privacy settings page ported to bootstrap
services edit page ported to bootstrap
:only keyword added to the layout calls
Narrower content for settings pages (2/3 of available width).
profile birthday proportional selects (using responsive classes)
narrower settings pages
elements are centered within the grid
removed border in tags, checkboxes centered inside the well classes
max-width for profile avatar
changelog entry
Merge pull request #5039 from pablocubico/feature/4466-new-bootstrap-config-profile-page

[NEW] [WIP] #4466 Port settings pages to Bootstrap (edit profile, edit account, privacy, services)