The rest of WlDateTools patches.

patches/workload_module.patch

@@ -215,6 +215,17 @@
        @workload_data = user_workload.hours_per_user_issue_and_day
  
        @group_workload = GroupWorkload.new(users: @users,
+--- a/plugins/redmine_workload/app/models/group_workload.rb
++++ b/plugins/redmine_workload/app/models/group_workload.rb
+@@ -72,7 +72,7 @@ class GroupWorkload
+   end
+ 
+   def total_availabilities_of(user)
+-    working_days = WlDateTools.working_days_in_time_span(time_span, user)
++    working_days = RedmineWorkload::WlDateTools.working_days_in_time_span(time_span, user)
+     time_span.each_with_object({}) do |day, hash|
+       holiday = working_days.exclude?(day)
+       capacity = WlDayCapacity.new(assignee: user)
 --- a/plugins/redmine_workload/app/models/user_workload.rb
 +++ b/plugins/redmine_workload/app/models/user_workload.rb
 @@ -6,8 +6,8 @@
@@ -228,6 +239,24 @@
  
    attr_reader :assignees, :issues, :time_span, :today
  
+@@ -225,7 +225,7 @@ class UserWorkload
+         }
+       end
+ 
+-      first_working_day_after_today = WlDateTools.working_days_in_time_span(today..time_span.end, assignee).min
++      first_working_day_after_today = RedmineWorkload::WlDateTools.working_days_in_time_span(today..time_span.end, assignee).min
+       result[first_working_day_after_today] = {} if result[first_working_day_after_today].nil?
+       result[first_working_day_after_today][:hours] = hours_remaining
+ 
+@@ -271,7 +271,7 @@ class UserWorkload
+     else
+       # Number of remaining working days for the issue:
+       remaining_time_span = [today, issue.start_date].max..issue.due_date
+-      number_of_workdays_for_issue = WlDateTools.real_distance_in_days(remaining_time_span, assignee)
++      number_of_workdays_for_issue = RedmineWorkload::WlDateTools.real_distance_in_days(remaining_time_span, assignee)
+       hours_per_workday = hours_remaining / number_of_workdays_for_issue.to_f
+ 
+       time_span.each do |day|
 @@ -356,7 +356,7 @@ class UserWorkload
    # Collects all working days within a given time span.
    #