Update Poll.

[jduong09]

Functionality to update created poll.

• Currently name, description, location, and duration properly display in the inputs of the form.
• Availabilities needs to be displayed on frontend side for user to see polls.

[jduong09]

Changes

• Fixed time frame display when looking at the table.

• Fixed submit issue where form was not sending a patch request.

• Deleted javascript file that contained duplicate function.

  Current Issues

• [ ] When updating subscription, changing the duration input will update all previous meeting times.

• [x] Submitting update does not close form.

• [x] Clicking edit button does not change form submit button text.

• [x] Removing all meeting times in one day does not correctly display intended result in database.

[jduong09]

Changes

• Submitting form properly closes form component and displays updated polls.
• Create/Update forms properly display correct text on buttons.
• Removing meeting times functions properly in database and frontend.

[jduong09]

Changes

• Trying to edit a poll that is created by the user should display the previous chosen availabilities correctly.
• Submitting changes to those availabilities should work.

[jduong09]

Features Necessary

• [ ] Need to remove old date/times from database when that date/time has passed.

[jduong09]

Changes

• Added helper function that will make frontend api requests based on action and method given.
• Implemented handling of backend errors, displaying them as console.log/console.error on frontend side.

[jduong09]

Update

• I believe I fixed the issue with selected poll times disappearing on the UI when selecting a poll time near the previous time.
• Added UI element for when highlighting a time, to better show which time the user will select.

[jduong09]

Update

• Made changes based on recent PR comments made by Dan.
• Approved PR merge.