fix history bug, add jale.nim for version info

src/jale.nim

@@ -0,0 +1 @@
+const jaleVersion = "0.1"

src/jale/plugin/editor_history.nim

@@ -10,6 +10,7 @@ proc plugHistory*(ed: LineEditor): History =
   # after reading finished, it adds to history
   # before reading, it adds the temporary input to the history
   let hist = newHistory()
+  
   ed.bindEvent(jeFinish):
     hist.clean()
     hist.newEntry(ed.content)

src/jale/plugin/history.nim

@@ -68,7 +68,10 @@ proc clean*(h: History) =
   h.lowestTouchedIndex = h.elements.len()
 
 proc newEntry*(h: History, ml: Multiline, temp: bool = false) =
-  h.elements.add(HistoryElement(original: ml, current: ml.copy(), temp: temp))
+  if not temp:
+    h.elements.add(HistoryElement(original: ml, current: ml.copy(), temp: temp))
+  else:
+    h.elements.add(HistoryElement(original: ml, current: ml, temp: temp))
 
 proc save*(h: History, path: string) =
   # discards currents and temps, only saves originals