B #5266: update README.md

(cherry picked from commit 01be523f81)

README.md

@@ -3,12 +3,12 @@
 
 ## Description
 
-OpenNebula is an open-source project delivering a simple but feature-rich and 
+OpenNebula is an open-source project delivering a simple but feature-rich and
 flexible solution to build and manage enterprise clouds and virtualized data centers.
 
-Complete documentation: http://opennebula.org/documentation:documentation
+Complete documentation: https://docs.opennebula.org
 
-How to contribute: http://opennebula.org/community:contribute
+How to contribute: https://opennebula.org/community/contribute
 
 ## Installation
 
@@ -17,7 +17,7 @@ How to contribute: http://opennebula.org/community:contribute
 This machine will act as the OpenNebula server and therefore needs to have
 installed the following software:
 
-* **ruby** >= 1.8.5
+* **ruby** >= 1.8.7
 * **sqlite3** >= 3.5.2
 * **xmlrpc-c** >= 1.06
 * **openssl** >= 0.9
@@ -41,7 +41,7 @@ include a handy script to install them and the requirements. It is located at
 `share/install_gems/install_gems` and you should use it to install the
 required gems. You have more information at:
 
-  http://opennebula.org/documentation:documentation:compile
+  https://docs.opennebula.org/5.4/integration/references/compile.html
 
 If you want to install them manually here are the list of required rubygems:
 
@@ -59,13 +59,6 @@ If you want to install them manually here are the list of required rubygems:
   * curb
   * nokogiri
 
-* OpenNebula zones (client and server)
-  * json
-  * sequel
-  * sqlite3
-  * mysql
-  * nokogiri
-
 * Sunstone server
   * json
   * rack
@@ -94,24 +87,22 @@ Then install the following packages:
   install expat libraries with its development files and install xmlparser
   using gem:
 
-    $ sudo gem install xmlparser --no-ri --no-rdoc
+        $ sudo gem install xmlparser --no-ri --no-rdoc
 
   Note the extra parameters to gem install. Some versions of xmlparser have
   problems building the documentation and we can use it without documentation
   installed.
 
-* **ruby nokogiri**, to install this gem you will need **libxml2** and
-  **libxslt** libraries and their development versions. The we can install
-  nokogiri library:
+* **ruby ox**, fast xml parsing library:
 
-    $ sudo gem install nokogiri --no-ri --no-rdoc
+        $ sudo gem install ox --no-ri --no-rdoc
 
 
 ### Building
 
 Compilation is done using **scons** command:
 
-    $ scons [OPTION=VALUE]
+        $ scons [OPTION=VALUE]
 
 The argument expression *[OPTIONAL]* is used to set non-default values for:
 
@@ -121,7 +112,9 @@ The argument expression *[OPTIONAL]* is used to set non-default values for:
         mysql       yes if you want to build mysql support
         xmlrpc      path-to-xmlrpc-install
         parsers     yes if you want to rebuild flex/bison files
-        
+        new_xmlpc   yes if you have an xmlrpc-c version >= 1.31
+        sunstone    yes if you want to build sunstone minified files
+
 
 ### Installation
 
@@ -129,7 +122,7 @@ OpenNebula can be installed in two modes: system-wide, or in self-contained
 directory. In either case, you do not need to run OpenNebula as root. These
 options can be specified when running the install script:
 
-    $ ./install.sh install_options
+        $ ./install.sh install_options
 
 where **install_options** can be one or more of:
 
@@ -146,22 +139,30 @@ where **install_options** can be one or more of:
             client files
     -r      remove Opennebula, only useful if -d was not specified,
             otherwise rm -rf $ONE_LOCATION would do the job
+    -p      do not install OpenNebula Sunstone non-minified files
     -h      prints installer help
 
 
-## Configuration
+## Deployment
 
-Information on how to configure OpenNebula is located at
-http://opennebula.org/documentation:documentation:cg
+You can find the documentation about OpenNebula architecture, installation,
+configuration and references to configuration files in this documentation
+chapter:
+
+https://docs.opennebula.org/5.4/deployment/index.html
+
+The reference about the main configuration file is located here:
+
+https://docs.opennebula.org/5.4/deployment/references/oned_conf.html
 
 
 ## Contact
 
-OpenNebula web page: http://opennebula.org
+OpenNebula web page: https://opennebula.org
 
-Development and issue tracking: http://dev.opennebula.org
+Development and issue tracking: https://dev.opennebula.org
 
-Support: http://opennebula.org/support:support
+Support: https://opennebula.org/support
 
 
 ## License