linux distribution install guide correction (#148)

* linux distribution install guide correction
configuration file package.keywords seems deprecated and file format is different

* keep original formatting

guide-de.md

@@ -150,10 +150,10 @@ Unter Gentoo kannst du verschiedene Komponenten der Haskell Platform
 via Portage installieren. Wenn du `ACCEPT_KEYWORDS=arch` nutzt (anstatt
 `ACCEPT_KEYWORDS=~arch`), installiert Portage die uralt Versionen der verschiedenen
 Haskell Teile. Daher füge, wenn du, und *nur* wenn du `ACCEPT_KEYWORDS=arch` nutzt, das
-Folgende in `/etc/portage/package.keywords` ein.
+Folgende in `/etc/portage/package.accept_keywords` ein.
 
-    dev-haskell/cabal-install
-    dev-lang/ghc
+    dev-haskell/cabal-install ~arch
+    dev-lang/ghc ~arch
 
 Wenn das getan ist:
 

guide-fr.md

@@ -144,10 +144,10 @@ Haskell depuis Portage. Si vous utilisez `ACCEPT_KEYWORDS=arch` (par opposition
 `ACCEPT_KEYWORDS=~arch`), Portage installera d'anciennes versions des différents
 composants Haskell. Maintenant que vous avez ça en tête, si et seulement si vous
 utilisez `ACCEPT_KEYWORDS=arch`, ajoutez ce qui suit à
-`/etc/portage/package.keywords`.
+`/etc/portage/package.accept_keywords`.
 
-    dev-haskell/cabal-install
-    dev-lang/ghc
+    dev-haskell/cabal-install ~arch
+    dev-lang/ghc ~arch
 
 Une fois que cela est fait,
 

guide-it.md

@@ -149,10 +149,10 @@ $ sudo pacman -S cabal-install ghc happy alex haddock
 
 Su Gentoo, potete installare i singoli componenti della Haskell Platform
 attraverso Portage. Se usate `ACCEPT_KEYWORDS=arch` (invece che
-`ACCEPT_KEYWORDS=~arch`), Portage installerà versioni più vecchie di Haskell. Tenendone di conto, se usate `ACCEPT_KEYWORDS=arch`, aggiungete le seguenti linee a `/etc/portage/package.keywords`.
+`ACCEPT_KEYWORDS=~arch`), Portage installerà versioni più vecchie di Haskell. Tenendone di conto, se usate `ACCEPT_KEYWORDS=arch`, aggiungete le seguenti linee a `/etc/portage/package.accept_keywords`.
 
-    dev-haskell/cabal-install
-    dev-lang/ghc
+    dev-haskell/cabal-install ~arch
+    dev-lang/ghc ~arch
 
 Una volta fatto quello, lanciate:
 

guide-ru.md

@@ -183,10 +183,10 @@ $ sudo pacman -S cabal-install ghc happy alex haddock
 
 На Gentoo вы можете установить индивидуальные компоненты Haskell Platform через Portage.
 Если вы используете `ACCEPT_KEYWORDS=arch` (вместо `ACCEPT_KEYWORDS=~arch`),
-Portage установит древние версии различных компонент Haskell. Помня это, если вы используете `ACCEPT_KEYWORDS=arch`, добавьте следующие строки в `/etc/portage/package.keywords`.
+Portage установит древние версии различных компонент Haskell. Помня это, если вы используете `ACCEPT_KEYWORDS=arch`, добавьте следующие строки в `/etc/portage/package.accept_keywords`.
 
-    dev-haskell/cabal-install
-    dev-lang/ghc
+    dev-haskell/cabal-install ~arch
+    dev-lang/ghc ~arch
 
 Как только это сделано,
 

guide-zh_tw.md

@@ -124,8 +124,8 @@ $ sudo pacman -S cabal-install ghc happy alex haddock
 你可以透過Portage來分別安裝Haskell Platform的各個組件。如果你使用`ACCEPT_KEYWORDS=arch`，而非`ACCEPT_KETWORDS=~arch`，
 Portage會弄個老舊的Haskell給你。因此，舉凡用了`ACCEPT_KEYWORDS=arch`，請把下面這幾行加進去：
 
-    dev-haskell/cabal-install
-    dev-lang/ghc
+    dev-haskell/cabal-install ~arch
+    dev-lang/ghc ~arch
 
 接著請執行：
 

install.md

@@ -114,10 +114,10 @@ On Gentoo, you can install the individual components of the Haskell Platform
 through Portage. If you use `ACCEPT_KEYWORDS=arch` (as opposed to
 `ACCEPT_KEYWORDS=~arch`), Portage will install ancient versions of the various
 Haskell things. With that in mind, iff you use `ACCEPT_KEYWORDS=arch`, add the
-following to `/etc/portage/package.keywords`.
+following to `/etc/portage/package.accept_keywords`.
 
-    dev-haskell/cabal-install
-    dev-lang/ghc
+    dev-haskell/cabal-install ~arch
+    dev-lang/ghc ~arch
 
 Once that is done,