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
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
