Merge pull request #5 from UweHeber/bug/4-depricated-function

Solved usage of depricated method

init.rb

@@ -8,7 +8,7 @@
 	name 'Project Tree plugin'
 	author 'Uwe Heber, Matthias Petermann'
 	description 'This is a Redmine plugin which will turn the projects page into a tree view'
-	version '1.0.1'
+	version '1.0.2'
 	url 'https://github.com/UweHeber/redmine-project-tree-plugin'
 	author_url 'http://heber.it/about, http://petermann-it.de'
 end

lib/project_tree/patches/projects_controller_patch.rb

@@ -8,8 +8,8 @@ def self.included(base) # :nodoc:
                 base.send(:include, InstanceMethods)
                 base.class_eval do
                     unloadable
-                    #the before_filter is who gives the authorization to execute the function
-                    before_filter :authorize, :except => [ :index, :children, :autocomplete, :list, :new, :create, :copy, :archive, :unarchive, :destroy ]
+                    #the before_action is who gives the authorization to execute the function
+                    before_action :authorize, :except => [ :index, :children, :autocomplete, :list, :new, :create, :copy, :archive, :unarchive, :destroy ]
                 end
             end