Merge pull request #1 from evolvingweb/redmine-5-compatibility

Redmine 5 compatibility

app/models/repository/git_remote.rb

@@ -2,7 +2,9 @@
 require 'pathname'
 require 'fileutils'
 # require 'open3'
-require_dependency 'redmine_git_remote/poor_mans_capture3'
+Rails.configuration.to_prepare do
+  require_dependency 'redmine_git_remote/poor_mans_capture3'
+end
 
 class Repository::GitRemote < Repository::Git
 
@@ -100,7 +102,7 @@ def ensure_possibly_empty_clone_exists
       return "#{clone_url} is not a valid remote."
     end
 
-    if Dir.exists? clone_path
+    if Dir.exist? clone_path
       existing_repo_remote, status = RedmineGitRemote::PoorMansCapture3::capture2("git", "--git-dir", clone_path, "config", "--get", "remote.origin.url")
       return "Unable to run: git --git-dir #{clone_path} config --get remote.origin.url" unless status.success?
 

init.rb

@@ -1,14 +1,16 @@
 require 'redmine'
-require_dependency "redmine_git_remote/repositories_helper_patch"
 
+Rails.configuration.to_prepare do
+  require_dependency "redmine_git_remote/repositories_helper_patch"
+end
 Redmine::Scm::Base.add "GitRemote"
 
 Redmine::Plugin.register :redmine_git_remote do
   name 'Redmine Git Remote'
   author 'Alex Dergachev'
   url 'https://github.com/dergachev/redmine_git_remote'
   description 'Automatically clone and fetch remote git repositories'
-  version '0.0.2'
+  version '0.0.3'
 
   settings :default => {
     'git_remote_repo_clone_path' => Pathname.new(__FILE__).join("../").realpath.to_s + "/repos",