clean-up code

* Remove trailing whitespace
  * Converts hard-tabs into two-space soft-tabs
  * Remove consecutive blank lines

app/models/ability.rb

@@ -17,14 +17,14 @@ class Ability
       :read_issue,
       :read_snippet,
       :read_team_member,
-      :read_note 
+      :read_note
     ] if project.readers.include?(user)
 
     rules << [
       :write_project,
       :write_issue,
       :write_snippet,
-      :write_note 
+      :write_note
     ] if project.writers.include?(user)
 
     rules << [
@@ -32,13 +32,13 @@ class Ability
       :admin_issue,
       :admin_snippet,
       :admin_team_member,
-      :admin_note 
+      :admin_note
     ] if project.admins.include?(user)
 
     rules.flatten
   end
 
-  class << self 
+  class << self
     [:issue, :note, :snippet].each do |name|
       define_method "#{name}_abilities" do |user, subject|
         if subject.author == user
@@ -48,7 +48,7 @@ class Ability
             :"admin_#{name}"
           ]
         else
-          subject.respond_to?(:project) ? 
+          subject.respond_to?(:project) ?
             project_abilities(user, subject.project) : []
         end
       end

app/models/issue.rb

@@ -13,7 +13,7 @@ class Issue < ActiveRecord::Base
   validates :title,
             :presence => true,
             :length   => { :within => 0..255 }
-  
+
   validates :content,
             :presence => true,
             :length   => { :within => 0..2000 }
@@ -30,7 +30,7 @@ class Issue < ActiveRecord::Base
   def today?
     Date.today == created_at.to_date
   end
-  
+
   def new?
     today? && created_at == updated_at
   end

app/models/key.rb

@@ -17,11 +17,11 @@ class Key < ActiveRecord::Base
   def set_identifier
     self.identifier = "#{user.identifier}_#{Time.now.to_i}"
   end
-  
+
   def update_gitosis
     Gitosis.new.configure do |c|
       c.update_keys(identifier, key)
-      
+
       projects.each do |project|
         c.update_project(project.path, project.gitosis_writers)
       end

app/models/note.rb

@@ -7,7 +7,7 @@ class Note < ActiveRecord::Base
   belongs_to :author,
     :class_name => "User"
 
-  attr_protected :author, :author_id 
+  attr_protected :author, :author_id
 
   validates_presence_of :project
 
@@ -15,10 +15,10 @@ class Note < ActiveRecord::Base
             :presence => true,
             :length   => { :within => 0..255 }
 
-  validates :attachment, 
-            :file_size => { 
-              :maximum => 10.megabytes.to_i 
-            } 
+  validates :attachment,
+            :file_size => {
+              :maximum => 10.megabytes.to_i
+            }
 
   scope :common, where(:noteable_id => nil)
 

app/models/project.rb

@@ -20,7 +20,7 @@ class Project < ActiveRecord::Base
             :format => { :with => /^[a-zA-Z0-9_\-]*$/,
                          :message => "only letters, digits & '_' '-' allowed" },
             :length   => { :within => 0..255 }
-  
+
   validates :description,
             :length   => { :within => 0..2000 }
 
@@ -57,13 +57,13 @@ class Project < ActiveRecord::Base
       c.update_project(path, gitosis_writers)
     end
   end
-  
+
   def destroy_gitosis_project
     Gitosis.new.configure do |c|
       c.destroy_project(self)
     end
   end
-  
+
   def add_access(user, *access)
     opts = { :user => user }
     access.each { |name| opts.merge!(name => true) }
@@ -102,12 +102,12 @@ class Project < ActiveRecord::Base
   def url_to_repo
     "#{GITOSIS["git_user"]}@#{GITOSIS["host"]}:#{path}.git"
   end
-  
+
   def path_to_repo
     GITOSIS["base_path"] + path + ".git"
   end
 
-  def repo 
+  def repo
     @repo ||= Grit::Repo.new(path_to_repo)
   end
 
@@ -122,17 +122,17 @@ class Project < ActiveRecord::Base
   def commit(commit_id = nil)
     if commit_id
       repo.commits(commit_id).first
-    else 
+    else
       repo.commits.first
     end
   end
 
-  def heads 
+  def heads
     @heads ||= repo.heads
   end
 
   def fresh_commits
-    commits = heads.map do |h| 
+    commits = heads.map do |h|
       repo.commits(h.name, 10)
     end.flatten.uniq { |c| c.id }
 
@@ -144,7 +144,7 @@ class Project < ActiveRecord::Base
   end
 
   def commits_since(date)
-    commits = heads.map do |h| 
+    commits = heads.map do |h|
       repo.log(h.name, nil, :since => date)
     end.flatten.uniq { |c| c.id }
 
@@ -165,7 +165,7 @@ class Project < ActiveRecord::Base
     unless owner.can_create_project?
       errors[:base] << ("Your own projects limit is #{owner.projects_limit}! Please contact administrator to increase it")
     end
-  rescue 
+  rescue
     errors[:base] << ("Cant check your ability to create project")
   end
 

app/models/snippet.rb

@@ -13,7 +13,7 @@ class Snippet < ActiveRecord::Base
   validates :title,
             :presence => true,
             :length   => { :within => 0..255 }
-  
+
   validates :file_name,
             :presence => true,
             :length   => { :within => 0..255 }
@@ -22,9 +22,8 @@ class Snippet < ActiveRecord::Base
             :presence => true,
             :length   => { :within => 0..10000 }
 
-
   def self.content_types
-    [ 
+    [
       ".rb", ".py", ".pl", ".scala", ".c", ".cpp", ".java",
       ".haml", ".html", ".sass", ".scss", ".xml", ".php", ".erb",
       ".js", ".sh", ".coffee", ".yml", ".md"

app/models/user.rb

@@ -5,7 +5,7 @@ class User < ActiveRecord::Base
          :recoverable, :rememberable, :trackable, :validatable
 
   # Setup accessible (or protected) attributes for your model
-  attr_accessible :email, :password, :password_confirmation, :remember_me, 
+  attr_accessible :email, :password, :password_confirmation, :remember_me,
                   :name, :projects_limit, :skype, :linkedin, :twitter
 
   has_many :users_projects, :dependent => :destroy