Update Readme

README.md

@@ -11,8 +11,27 @@ plugin needs Vim 7.0 and above.
 
 ## Installation
 
-You can install this plugin directly from github using the following steps (in
-Vim 8.0 and above):
+You can install this plugin by downloading the .zip or the .tar.gz file for the latest MRU release from the following page:
+
+https://github.com/yegappan/mru/releases/latest
+
+For Vim 8.0 and above, you can expand the .zip file in the following directory (on Unix/Linux/MacOS systems):
+
+```
+    $ mkdir -p $HOME/.vim/pack/downloads/start/mru
+    $ cd $HOME/.vim/pack/downloads/start/mru
+    $ unzip <downloaded_mru_file.zip>
+```
+
+For Vim 7.4 and before, you can use the following steps (on Unix/Linux/MacOS systems):
+
+```
+    $ mkdir $HOME/.vim
+    $ cd $HOME/.vim
+    $ unzip <downloaded_mru_file.zip>
+```
+
+You can also install this plugin directly from github using the following steps (for Vim 8.0 and above):
 
 ```
     $ mkdir -p $HOME/.vim/pack/downloads/start/mru