allow :BundleInstall script_name

autoload/vundle.vim

@@ -5,9 +5,9 @@
 " Version:      0.5
 
 com! -nargs=+       Bundle                call vundle#config#bundle(<args>)
-com! -nargs=? -bang BundleInstall         call vundle#installer#install('!' == '<bang>')
+com! -nargs=? -bang BundleInstall         call vundle#installer#install('!' == '<bang>', <q-args>)
 com! -nargs=? -bang BundleClean           call vundle#installer#clean('!' == '<bang>')
-com! -nargs=0       BundleDocs            call vundle#installer#helptags()
+com! -nargs=0       BundleDocs            call vundle#installer#helptags(g:bundles)
 
 com! -nargs=+ -bang BundleSearch  silent  call vundle#scripts#search('!' == '<bang>', <q-args>)
 

autoload/vundle/config.vim

@@ -1,6 +1,5 @@
 func! vundle#config#bundle(arg, ...)
-  let bundle = extend(s:parse_options(a:000), s:parse_name(a:arg))
-  call extend(bundle, copy(s:bundle))
+  let bundle = vundle#config#init_bundle(a:arg, a:000)
   call s:rtp_rm_a()
   call add(g:bundles, bundle)
   call s:rtp_add_a()
@@ -23,10 +22,15 @@ func! vundle#config#require(bundle)
   call s:rtp_rm(g:bundle_dir)
 endf
 
+func! vundle#config#init_bundle(name, opts)
+  let opts = extend(s:parse_options(a:opts), s:parse_name(a:name))
+  return extend(opts, copy(s:bundle))
+endf
+
 func! s:parse_options(opts)
   " TODO: improve this
   if len(a:opts) != 1 | return {} | endif
-    
+
   if type(a:opts[0]) == type({})
     return a:opts[0]
   else

autoload/vundle/installer.vim

@@ -1,16 +1,20 @@
-func! vundle#installer#install(bang)
-  call s:reload_bundles()
+func! vundle#installer#install(bang, ...)
   if !isdirectory(g:bundle_dir) | call mkdir(g:bundle_dir, 'p') | endif
-  for bundle in g:bundles | call s:install(a:bang, bundle) | endfor
-
-  call vundle#installer#helptags()
+  let bundles = (a:1 == '') ?
+        \ s:reload_bundles() :
+        \ map(copy(a:000), 'vundle#config#init_bundle(v:val, {})')
+  call s:log(bundles)
+  for bundle in bundles | call s:install(a:bang, bundle) | endfor
+  call vundle#installer#helptags(bundles)
 endf
 
-func! vundle#installer#helptags()
-  let bundle_dirs = map(copy(g:bundles),'v:val.rtpath()')
+func! vundle#installer#helptags(bundles)
+  let bundle_dirs = map(a:bundles,'v:val.rtpath()')
   let help_dirs = filter(bundle_dirs, 's:has_doc(v:val)')
   call map(copy(help_dirs), 's:helptags(v:val)')
-  call s:log('Helptags: done. '.len(help_dirs).' bundles processed')
+	if len(help_dirs) > 0
+		call s:log('Helptags: done. '.len(help_dirs).' bundles processed')
+	endif
 endf
 
 func! vundle#installer#clean(bang)
@@ -28,6 +32,7 @@ func! s:reload_bundles()
   " TODO: obtain Bundles without sourcing .vimrc
   silent source $MYVIMRC
   if filereadable($MYGVIMRC)| silent source $MYGVIMRC | endif
+  return g:bundles
 endf
 
 func! s:has_doc(rtp)