Issue refs #1327: list and create methods for task
Issue refs #1327: create task tested, user model extended
Issue refs #1327: update api-client
Issue refs #1327: fixed tests after merge, updated api-client

Merge branch 'master' of github.com:olegsmith/apinet-server

Conflicts:
	AGO.Home/Controllers/ProjectsController.cs
	AGO.Tasks.Test/AbstractDictionaryTest.cs
	AGO.Tasks/Controllers/TasksController.cs