diff --git a/data/core/common.lua b/data/core/common.lua
index 37d30436..6a25cae2 100644
--- a/data/core/common.lua
+++ b/data/core/common.lua
@@ -22,7 +22,7 @@ function common.merge(a, b)
   for k, v in pairs(a) do t[k] = v end
   if b then for k, v in pairs(b) do t[k] = v end end
   return t
-end 
+end
 
 
 function common.round(n)
@@ -445,4 +445,5 @@ function common.rm(path, recursively)
   return true
 end
 
+
 return common
diff --git a/data/core/config.lua b/data/core/config.lua
index 1233595b..d8a0bbd1 100644
--- a/data/core/config.lua
+++ b/data/core/config.lua
@@ -6,7 +6,7 @@ config.message_timeout = 5
 config.mouse_wheel_scroll = 50 * SCALE
 config.scroll_past_end = true
 config.file_size_limit = 10
-config.ignore_files = "^%."
+config.ignore_files = { "^%." }
 config.symbol_pattern = "[%a_][%w_]*"
 config.non_word_chars = " \t\n/\\()\"':,.;<>~!@#$%^&*|+=[]{}`?-"
 config.undo_merge_timeout = 0.3
@@ -32,11 +32,11 @@ config.max_clicks = 3
 
 config.plugins = {}
 -- Allow you to set plugin configs even if we haven't seen the plugin before.
-setmetatable(config.plugins, { 
-  __index = function(t, k) 
-    if rawget(t, k) == nil then rawset(t, k, {}) end 
-    return rawget(t, k) 
-  end 
+setmetatable(config.plugins, {
+  __index = function(t, k)
+    if rawget(t, k) == nil then rawset(t, k, {}) end
+    return rawget(t, k)
+  end
 })
 
 -- Disable these plugins by default.
diff --git a/data/core/init.lua b/data/core/init.lua
index 743d6ca1..49a7370c 100644
--- a/data/core/init.lua
+++ b/data/core/init.lua
@@ -1218,9 +1218,10 @@ function core.show_title_bar(show)
 end
 
 
-function core.add_thread(f, weak_ref)
+function core.add_thread(f, weak_ref, ...)
   local key = weak_ref or #core.threads + 1
-  local fn = function() return core.try(f) end
+  local args = {...}
+  local fn = function() return core.try(f, table.unpack(args)) end
   core.threads[key] = { cr = coroutine.create(fn), wake = 0 }
   return key
 end