Group development & test created in Gemfile, README updated to reflect it

Gemfile

@@ -1,8 +1,11 @@
 source "https://rubygems.org"
 
 gem "typhoeus", "0.4.2"
-gem "rspec", :require => "spec"
 gem "nokogiri"
 gem "json"
-gem "webmock", "1.8.11"
-gem "simplecov"
+
+group :development, :test do
+  gem "webmock", "1.8.11"
+  gem "simplecov"
+  gem "rspec", :require => "spec"
+end

README

@@ -48,20 +48,20 @@ ryandewhurst at gmail
     sudo apt-get install libcurl4-gnutls-dev libopenssl-ruby libxml2 libxml2-dev libxslt1-dev
     git clone https://github.com/wpscanteam/wpscan.git
     cd wpscan
-    sudo gem install bundler && bundle install
+    sudo gem install bundler && bundle install --without test development
 
   -> Installing on Fedora:
 
     sudo yum install libcurl-devel
     git clone https://github.com/wpscanteam/wpscan.git
     cd wpscan
-    sudo gem install bundler && bundle install
+    sudo gem install bundler && bundle install --without test development
 
   -> Installing on Mac OS X:
 
     git clone https://github.com/wpscanteam/wpscan.git
     cd wpscan
-    sudo gem install bundler && bundle install
+    sudo gem install bundler && bundle install --without test development
 
 ==KNOWN ISSUES==
 

README.md

@@ -44,7 +44,7 @@ Prerequisites:
 
 ```cd wpscan```
 
-```sudo gem install bundler && bundle install```
+```sudo gem install bundler && bundle install --without test development```
 
 *Installing on Fedora:*
 
@@ -54,7 +54,7 @@ Prerequisites:
 
 ```cd wpscan```
 
-```sudo gem install bundler && bundle install```
+```sudo gem install bundler && bundle install --without test development```
 
 *Installing on Mac OSX:*
 
@@ -62,7 +62,7 @@ Prerequisites:
 
 ```cd wpscan```
 
-```sudo gem install bundler && bundle install```
+```sudo gem install bundler && bundle install --without test development```
 
 #### KNOWN ISSUES