member feedback
ff2 for feedback
fix jslint issue
for extra requirements
change message fade out delay to 3s
saving feedbacks to google spreadsheets
final fix added changelogs, maxlength for feeback textarea, submitFeedbackRequest
final fix configurable feedback text maxlength default is 10000
Merge pull request #1000 from shubhendusaurabh/member_feedback

Member feedback rebased on dev branch