clarify default values when no path is specified

Much of the code to handle this was unnecessary, as git ls-files is used,
and defaults to returning all files of the desired type.

Command.hs

@@ -174,19 +174,6 @@ backendPairs a files = do
 	pairs <- Backend.chooseBackends files
 	return $ map a pairs
 
-{- Default to acting on all files matching the seek action if
- - none are specified. -}
-withAll :: (a -> CommandSeek) -> a -> CommandSeek
-withAll w a [] = do
-	g <- Annex.gitRepo
-	w a [Git.workTree g]
-withAll w a p = w a p
-
-{- Provides a default parameter to act on if none is specified. -}
-withDefault :: String-> (a -> CommandSeek) -> (a -> CommandSeek)
-withDefault d w a [] = w a [d]
-withDefault _ w a p = w a p
-
 {- Filter out files from the state directory, and those matching the
  - exclude glob pattern, if it was specified. -}
 filterFiles :: [FilePath] -> Annex [FilePath]

Command/Find.hs

@@ -18,7 +18,7 @@ command = [Command "find" (paramOptional $ paramRepeating paramPath) seek
 	"lists available files"]
 
 seek :: [CommandSeek]
-seek = [withDefault "." withFilesInGit start]
+seek = [withFilesInGit start]
 
 {- Output a list of files. -}
 start :: CommandStartString

Command/Fsck.hs

@@ -18,7 +18,7 @@ command = [Command "fsck" (paramOptional $ paramRepeating paramPath) seek
 	"check for problems"]
 
 seek :: [CommandSeek]
-seek = [withAll (withAttrFilesInGit "annex.numcopies") start]
+seek = [withAttrFilesInGit "annex.numcopies" start]
 
 {- Checks a file's backend data for problems. -}
 start :: CommandStartAttrFile

Command/Uninit.hs

@@ -25,7 +25,7 @@ command = [Command "uninit" paramPath seek
         "de-initialize git-annex and clean out repository"]
 
 seek :: [CommandSeek]
-seek = [withAll withFilesInGit Command.Unannex.start, withNothing start]
+seek = [withFilesInGit Command.Unannex.start, withNothing start]
 
 start :: CommandStartNothing
 start = do

doc/git-annex.mdwn

@@ -59,7 +59,9 @@ content from the key-value store.
 
 Like many git commands, git-annex can be passed a path that 
 is either a file or a directory. In the latter case it acts on all relevant
-files in the directory.
+files in the directory. If no path is specified, most git-annex commands
+default to acting on all relevant files in the current directory (and
+subdirectories).
 
 Many git-annex commands will stage changes for later `git commit` by you.