Fix for vimeo parser to handle multi-line data block

Added code to vimeo.lua parser to handle data block consisting of
multiple lines. Code now concatenates those lines together.
Note when testing: vimeo doesn't like VLC; you must use :http-user-agent
flag to impersonate browser.

Close #7148
Signed-off-by: Jean-Baptiste Kempf <jb@videolan.org>
(cherry picked from commit 3853f776a3fdcc52fb4aa804b4b2cf9350516861)
Signed-off-by: Jean-Baptiste Kempf <jb@videolan.org>

share/lua/playlist/vimeo.lua

@@ -47,9 +47,18 @@ function parse()
     ishd = false
     quality = "sd"
     codec = nil
+    line2 = ""
     while true do
         line = vlc.readline()
         if not line then break end
+        if string.match( line, "{config:.*") then
+                line2 = line;
+                while not string.match( line2, "}};") do
+                        line2 = vlc.readline()
+                        if not line2 then break end
+                        line = line .. line2;
+                end
+        end
         -- Try to find the video's title
         if string.match( line, "<meta property=\"og:title\"" ) then
             _,_,name = string.find (line, "content=\"(.*)\">" )
@@ -93,6 +102,7 @@ function parse()
         if string.match( line, "{config:.*\"height\":" ) then
             _,_,height = string.find (line, "\"height\":([0-9]*)," )
         end
+        if not line2 then break end
     end
 
     if not codec then