Add the bazelTaskInfo member to the BazelTaskDefinition type so it can be accessed in a more typesafe manner.
Merges bazel_task_info.ts into tasks.ts. Otherwise, adding the bazelTaskInfo member would have introduced a cyclical dependency. Also, the bazel_task_info.ts was rather small anyway, so keeping this in a separate file didn't provide much value anyway.
bazelTaskInfomember to theBazelTaskDefinitiontype so it can be accessed in a more typesafe manner.bazel_task_info.tsintotasks.ts. Otherwise, adding thebazelTaskInfomember would have introduced a cyclical dependency. Also, thebazel_task_info.tswas rather small anyway, so keeping this in a separate file didn't provide much value anyway.Refactoring in preparation for #362