fixed code block spacing in installation docs files
diff --git a/user_guide_src/source/installation/upgrade_154.rst b/user_guide_src/source/installation/upgrade_154.rst
index 1bf3156..1d2c51d 100644
--- a/user_guide_src/source/installation/upgrade_154.rst
+++ b/user_guide_src/source/installation/upgrade_154.rst
@@ -28,7 +28,16 @@
 
 ::
 
-	/*     |--------------------------------------------------------------------------     | Default Character Set     |--------------------------------------------------------------------------     |     | This determines which character set is used by default in various methods     | that require a character set to be provided.     |     */     $config['charset'] = "UTF-8";
+	/*
+	|--------------------------------------------------------------------------
+	| Default Character Set
+	|--------------------------------------------------------------------------
+	|
+	| This determines which character set is used by default in various methods
+	| that require a character set to be provided.
+	|
+	*/
+	$config['charset'] = "UTF-8";
 
 Step 3: Autoloading language files
 ==================================
diff --git a/user_guide_src/source/installation/upgrade_160.rst b/user_guide_src/source/installation/upgrade_160.rst
index daba2e5..e5d2661 100644
--- a/user_guide_src/source/installation/upgrade_160.rst
+++ b/user_guide_src/source/installation/upgrade_160.rst
@@ -39,7 +39,17 @@
 
 ::
 
-	 /*     | -------------------------------------------------------------------     |  Auto-load Model files     | -------------------------------------------------------------------     | Prototype:     |     |  $autoload['model'] = array('my_model');     |     */          $autoload['model'] = array();
+	/*
+	| -------------------------------------------------------------------
+	| Auto-load Model files
+	| -------------------------------------------------------------------
+	| Prototype:
+	|
+	| $autoload['model'] = array('my_model');
+	|
+	*/
+
+	$autoload['model'] = array();
 
 
 Step 4: Add to your database.php
@@ -66,7 +76,8 @@
 
 ::
 
-	$db['default']['char_set'] = "utf8"; $db['default']['dbcollat'] = "utf8_general_ci";
+	$db['default']['char_set'] = "utf8";
+	$db['default']['dbcollat'] = "utf8_general_ci";
 
 
 Step 5: Update your user guide
diff --git a/user_guide_src/source/installation/upgrade_201.rst b/user_guide_src/source/installation/upgrade_201.rst
index 4c6b3c3..93e1aa6 100644
--- a/user_guide_src/source/installation/upgrade_201.rst
+++ b/user_guide_src/source/installation/upgrade_201.rst
@@ -34,5 +34,6 @@
 
 to use either a / or base_url()::
 
-	echo form_open('/'); //<form action="http://example.com/index.php/" method="post" accept-charset="utf-8"> echo form_open(base_url()); //<form action="http://example.com/" method="post" accept-charset="utf-8">
+	echo form_open('/'); //<form action="http://example.com/index.php/" method="post" accept-charset="utf-8">
+	echo form_open(base_url()); //<form action="http://example.com/" method="post" accept-charset="utf-8">
 
diff --git a/user_guide_src/source/installation/upgrade_203.rst b/user_guide_src/source/installation/upgrade_203.rst
index 481b4fd..717aa3e 100644
--- a/user_guide_src/source/installation/upgrade_203.rst
+++ b/user_guide_src/source/installation/upgrade_203.rst
@@ -58,5 +58,6 @@
 If you are using database sessions with the CI Session Library, please
 update your ci_sessions database table as follows::
 
-	     CREATE INDEX last_activity_idx ON ci_sessions(last_activity);     ALTER TABLE ci_sessions MODIFY user_agent VARCHAR(120);
+	CREATE INDEX last_activity_idx ON ci_sessions(last_activity);
+	ALTER TABLE ci_sessions MODIFY user_agent VARCHAR(120);
 
diff --git a/user_guide_src/source/installation/upgrade_b11.rst b/user_guide_src/source/installation/upgrade_b11.rst
index 1d8efbe..e70759b 100644
--- a/user_guide_src/source/installation/upgrade_b11.rst
+++ b/user_guide_src/source/installation/upgrade_b11.rst
@@ -44,14 +44,35 @@
 The original application/config/config.php file has a typo in it Open
 the file and look for the items related to cookies::
 
-	$conf['cookie_prefix']    = ""; $conf['cookie_domain']  = ""; $conf['cookie_path']    = "/";
+	$conf['cookie_prefix']	= "";
+	$conf['cookie_domain']	= "";
+	$conf['cookie_path']	= "/";
 
 Change the array name from $conf to $config, like this::
 
-	$config['cookie_prefix']  = ""; $config['cookie_domain']    = ""; $config['cookie_path']  = "/";
+	$config['cookie_prefix']	= "";
+	$config['cookie_domain']	= "";
+	$config['cookie_path']	= "/";
 
 Lastly, add the following new item to the config file (and edit the
 option if needed)::
 
-	 /* |------------------------------------------------ | URI PROTOCOL |------------------------------------------------ | | This item determines which server global  | should be used to retrieve the URI string.  The  | default setting of "auto" works for most servers. | If your links do not seem to work, try one of  | the other delicious flavors: |  | 'auto'            Default - auto detects | 'path_info'       Uses the PATH_INFO  | 'query_string'    Uses the QUERY_STRING */  $config['uri_protocol'] = "auto";
+	
+	/*
+	|------------------------------------------------
+	| URI PROTOCOL
+	|------------------------------------------------
+	|
+	| This item determines which server global 
+	| should be used to retrieve the URI string. The 
+	| default setting of "auto" works for most servers.
+	| If your links do not seem to work, try one of 
+	| the other delicious flavors:
+	| 
+	| 'auto'	 Default - auto detects
+	| 'path_info'	 Uses the PATH_INFO 
+	| 'query_string'	Uses the QUERY_STRING
+	*/
+
+	$config['uri_protocol']	= "auto";