remvove binary option from file opening in Observable.fromFileByLine

rx.lua

@@ -265,7 +265,7 @@ end
 -- @returns {Observable}
 function Observable.fromFileByLine(filename)
   return Observable.create(function(observer)
-    local f = io.open(filename, "rb")
+    local f = io.open(filename, 'r')
     if f
     then
       f:close()
@@ -2220,4 +2220,4 @@ return {
   AsyncSubject = AsyncSubject,
   BehaviorSubject = BehaviorSubject,
   ReplaySubject = ReplaySubject
-}
+}

src/observable.lua

@@ -170,7 +170,7 @@ end
 -- @returns {Observable}
 function Observable.fromFileByLine(filename)
   return Observable.create(function(observer)
-    local f = io.open(filename, "rb")
+    local f = io.open(filename, 'r')
     if f
     then
       f:close()