Remove done stuff from alpha todo

alpha_todo.txt

@@ -1,38 +1,12 @@
 Simple to-do for Druid Alpha 0.2.0
 
-
--- High
-+ remove button event and match_event from druid
-+ add hover component
-+ add druid events/triggers? better callback system
-+ better name for locale component? lang? lang_text?
-+ better name for slider component? Slider is ok
-+ Druid store assets - separate repository with rich components (progress_rich migrate)
-+ refactor on_swipe. To on_scroll? Add input priority
-+ separate custom data and predefined fields in components? Every component have their fields and events
-+ How to set custom sprites for button states?
-+ add druid settings (add auto_focus input and other stuff) (to game.project)
-
-+ button add key trigger
-+ button and hover click restriction zone?
-+ button polish, actions
-+ better scroll size management, check different cases. So implicit now
-+ better callbacks for every components
-
-- unify component api (get/set/to and other general stuff)
-- better grid + scroll management
 - better default style, add template for custom style
 - compare with gooey
-- add docs for all components
-- add docs folder for every component with gifs? Solutions
 - remove component autoremove all children component
 
-
--- Low
+- unify component api (get/set/to and other general stuff)
 - add input_text component for alpha release
-- add code template and example for user components
 - custom input settings (name of touch, text, etc)
-- add good examples with template and/or nodes (basic component no use any of them)
 - try use final druid in real project (FI uses custom druid) (use in 4321?)
 - ability to relocalize all locale text nodes
 - ability to control buttons via controller. Select it by cursor (d-pad)

druid/base/button.lua

@@ -7,6 +7,7 @@
 -- @tfield druid_event on_repeated_click On repeated action button callback
 -- @tfield druid_event on_long_click On long tap button callback
 -- @tfield druid_event on_double_click On double tap button callback
+-- @tfield druid_event on_hold_click On button hold before long_click callback
 
 --- Component fields
 -- @table Fields
@@ -99,7 +100,7 @@ end
 
 
 local function on_button_hold(self, press_time)
-	self.on_hold_callback:trigger(self:get_context(), self.params, self, press_time)
+	self.on_hold_click:trigger(self:get_context(), self.params, self, press_time)
 end
 
 
@@ -167,7 +168,7 @@ function M.init(self, node, callback, params, anim_node, event)
 	self.on_repeated_click = Event()
 	self.on_long_click = Event()
 	self.on_double_click = Event()
-	self.on_hold_callback = Event()
+	self.on_hold_click = Event()
 end