Allow users to try the beta version with one click

[ahmedkaludi]

[MARQAS]

Styling is pending.

[raju-jeelaga]

Changes in the AMP Option Panel...

• [x] Change The Label (Hide AMP Bulk Tools) to Tools

• [x] Position of beta testing Button need to change in to Tools.

• [ ] Connect Rollback and Beta Testing links from back end.

[ajeetku]

• [x] At Rollback to Previous Version, add please wait or some loader After Enable it. because at the first time it took time to respond

• [ ] In Beta Tester Activate button comes in bottom, Display it just after Enable button, it will easy for users. [ @RajuJeelaga ]

• [x] Add nonce in post_ampforwp_beta

• [x] Give fallback support if $_GET['changeversion'] is blank than what happened

Add proper beta version while adding it in master

[raju-jeelaga]

Don't forget to add the proper path while merging

[MohammedKaludi]

BETA testing is not required at the moment.