Extend GET tasks

PARAMS
	{
		max: int # OPTIONAL, max count of responses to return. Default=100 (Maximum=1000)
		repo: str/list[str] # OPTIONAL
		branch: str/list[str] # OPTIONAL
		type: str/list[str] # OPTIONAL possible types [Integration, StatusCheck, EarlyWarning, CreateDebugVm, HealthCheck]
		before: ISO 8601 datetime # OPTIONAL, Exclusive. Default=[current datetime]
		after: ISO 8601 datetime # OPTIONAL, Inclusive. Default=[current datetime - 10days]
		status: str/list[str] # OPTIONAL [Running, Passed, Failed, Cancelled, Insignificant]
                searchText: str # OPTIONAL free text search from all integration fields
	{

RESPONSE
	more: bool # True if more results than the requested max count exist
	next: str # OPTIONAL, URL-encoded query string to GET /tasks which auto-populates
		  'before' with the last returned task 'started_on' datetime. This effectively allows
		  iterative calling of the /tasks endpoint until one or less results are returned.
	tasks: datetime-sorted list [
		{
			id: str # Unique Integration ID
			repo: str # Repository targeted for this integration
			branch: str # The branch that the task is operating on
			type: str # possible types [Integration, StatusCheck, EarlyWarning, CreateDebugVm, HealthCheck]
			started_on: ISO 8601 datetime datetime # Datetime the integration request was made
			status: str # possible statuses [Running, Passed, Failed, Cancelled, Insignificant]
			top_sha: str # OPTIONAL, present if type==integration. Sha COIN will place on top of
					 git history when integration merges
			tested_shas: # list of tested shas  (### Move to taskDetail only?)
			self_url: str # The web UI url of this task, on the public testresults.qt.io/coin server if possible. Otherwise "coin/" intranet URL
			is_public: bool # False if the change requires a user to be in TQTC Intranet to view. 
		}
	]