Fix docs generation

docs/src/supervisor.md

@@ -50,13 +50,15 @@ using Visor
 
 function tsk1(task)
     sleep(1)
-    error("[$(task.id)]: critical failure")
+    return error("[$(task.id)]: critical failure")
 end
 
 function tsk2(task)
-    while true
+    count = 0
+    while count < 8
         println("[$(task.id)]: do something ...")
         sleep(0.5)
+        count += 1
     end
 end
 
@@ -88,5 +90,5 @@ Finally there can be two types of life span for supervisor: `:permanent` and `:t
 The `:transient` supervisor terminates when there are left no children to supervise, whereas the `:permanent`
 supervisor may outlives its supervised children.
 
-The `wait` option controls if `supervise` blocks or return control. In the latter case it is responsability of the caller to
-wait for supervision termination.
+The `wait` option controls if `supervise` blocks or return control. In the latter case the caller have
+to wait for supervision termination.

examples/stop_process.jl

@@ -1,15 +1,15 @@
 #' # How to stop supervised tasks
 #'
 #' In Julia parlance a task is just a function that runs as a coroutine.
-#' 
+#'
 #' A task managed by [Visor](https://github.com/cardo-org/Visor) differs from a
 #' standard julia task because it is a function
 #' that requires as its first argument an handle representing the
 #' supervised task.
 #'
 #' In the following examples the handle `self` it is not used to communicate
 #' with the task using the `inbox` channel
-#' but just to check if a shutdown request was delivered and in this case it stops the task.  
+#' but just to check if a shutdown request was delivered and in this case it stops the task.
 #'
 #' The task `fair_task` is a `Visor.process`: it is a cooperative task that
 #' checks itself for a shutdown request and acts accordingly.
@@ -22,7 +22,7 @@ function fair_task(self)
             println("[$(self.id)] cleanup and resources deallocation")
             break
         end
-        sleep(2)
+        sleep(0.5)
     end
     return println("[$(self.id)] DONE")
 end