Revert "[TASK] Update JS and CSS, use Uglify without sequences (for IE8)"

This reverts commit cfd485e.

Author: hlubek

README.md

@@ -2,8 +2,8 @@ Networkteam.Neos.Shariff
 ========================
 
 Social plugins are on every page today, but if you have concerns about privacy of your visitors it is not that easy
-to integrate them. The german computer magazin C`t created together with the publisher heise a general solution
-also providing the number of shares each social button counts can be shown. This is accomplished by using the
+to integrate them. The german computer magazin C`t created together with the publisher heise a general solution 
+also providing the number of shares each social button counts can be shown. This is accomplished by using the 
 server of the website as proxy for the visitors. http://ct.de/-2467514
 
 This plugin integrates shariff into neos with a few simple steps.
@@ -27,7 +27,7 @@ Include the routing from the package to enable shariff to communicate to the ser
           package: Networkteam.Neos.Shariff
 
 
-Next you need to configure the domain this site runs on, this is to prevent using you server as open relay for the
+Next you need to configure the domain this site runs on, this is to prevent using you server as open relay for the 
 requests.
 
 
@@ -45,21 +45,11 @@ Usage via TypoScript 2
 ----------------------
 
 In the TypoScript2 Object define a property which should contain the social plugins like this:
-
+    
     prototype(My.Awesome.Package:Post) {
         socialButtons = Networkteam.Neos.Shariff:Shariff
     }
-
+    
 Then in the corresponding Template render the path like this
 
     {socialButtons -> f:format.raw()}
-
-Development
------------
-
-Updating the original Shariff JS and CSS:
-
-* Download https://github.com/heiseonline/shariff
-* Adjust Gruntfile.js to disable ``sequences`` in ``uglifyify`` (for IE8 compatibility)
-* Runt ``grunt build``
-* Copy the generated JS and CSS to this package