* azuredirectmanagementapikey detector implementation and tests
* add reference url
* use sanehttpclient
* better regex
* add prefix regex for key pattern
* some refactoring
* cleanup some unnecessary logic for expiry formatting.
code refactoring, remove unnecessary code.
updated the description of detector.
reduce the expiry to 5 seconds.
* improvise the regex to increase confidence level.
refactor variable name for better understanding.
* remove \b from regex
* implemented CustomFalsePositiveChecker interface.
implemented host caching if host is not reachable to avoid unnecessary extra verification calls.
* add delimiter to raw v2
* make protos