Fix and rename PollEvents

CHANGELOG.md

@@ -1,6 +1,7 @@
 ## 18/11/29
 
 - Move Tabpane from termui/extra to termui and rename it to TabPane
+- Rename PollEvent to PollEvents
 
 ## 18/11/28
 

events.go

@@ -54,13 +54,13 @@ type Resize struct {
 	Height int
 }
 
-var pollingChannels [](chan Event)
-
-// PollEvent gets events from termbox, converts them, then sends them to each of its channels.
-func PollEvent() <-chan Event {
+// PollEvents gets events from termbox, converts them, then sends them to each of its channels.
+func PollEvents() <-chan Event {
 	ch := make(chan Event)
 	go func() {
-		ch <- convertTermboxEvent(tb.PollEvent())
+		for {
+			ch <- convertTermboxEvent(tb.PollEvent())
+		}
 	}()
 	return ch
 }