[Docs] More cleanup.

lib/cocoapods/command.rb

@@ -64,12 +64,24 @@ module Pod
 
     private
 
+    # Checks that the podfile exists.
+    #
+    # @raise  If the podfile does not exists.
+    #
+    # @return [void]
+    #
     def verify_podfile_exists!
       unless config.podfile
         raise Informative, "No `Podfile' found in the current working directory."
       end
     end
 
+    # Checks that the lockfile exists.
+    #
+    # @raise  If the lockfile does not exists.
+    #
+    # @return [void]
+    #
     def verify_lockfile_exists!
       unless config.lockfile
         raise Informative, "No `Podfile.lock' found in the current working directory, run `pod install'."

lib/cocoapods/command/list.rb

@@ -36,6 +36,8 @@ module Pod
         end
       end
 
+      #-----------------------------------------------------------------------#
+
       class New < List
         self.summary = 'Lists pods introduced in the master spec-repo since the last check'
 

lib/cocoapods/command/setup.rb

@@ -134,7 +134,6 @@ module Pod
       #
       def master_repo_is_push?
         return false unless master_repo_dir.exist?
-
         Dir.chdir(master_repo_dir) do
           url = git('config --get remote.origin.url')
           url.chomp == read_write_url

lib/cocoapods/external_sources.rb

@@ -190,7 +190,7 @@ module Pod
 
     #-------------------------------------------------------------------------#
 
-    # Provides support for fetching a specification file from a SvnSource
+    # Provides support for fetching a specification file from a Svn source
     # remote.
     #
     # Supports all the options of the downloader (is similar to the git key of