[doc] remove Subversion mentions

--HG--
branch : 3.27

doc/announce.en.txt

@@ -19,7 +19,7 @@ Its main features are:
     * a selection+view mechanism for semi-automatic XHTML/XML/JSON/text generation,
     * a library of reusable components (data model and views) that fulfill common needs,
     * the power and flexibility of the Python programming language,
-    * the reliability of SQL databases, LDAP directories, Subversion and Mercurial for storage backends.
+    * the reliability of SQL databases, LDAP directories and Mercurial for storage backends.
 
 Being built since 2000 by an R&D project still going on today, supporting
 100,000s of daily visits at some production sites, CubicWeb is a proven end to

doc/announce.fr.txt

@@ -22,7 +22,7 @@ Ses principales caractéristiques sont:
     * une bibliothèque de composants réutilisables (modèle de donnée et vues)
       qui satisfait les besoins les plus courants,
     * la puissance et l'adaptabilité du langage de programmation Python,
-    * la solidité des bases SQL, des annuaires LDAP, de Subversion et Mercurial
+    * la solidité des bases SQL, des annuaires LDAP et Mercurial
       pour le stockage des données.
 
 Développé depuis 2000 par un projet de R&D qui se poursuit encore aujourd'hui,

doc/book/admin/config.rst

@@ -41,7 +41,7 @@ that will be stored in the instance's :file:`sources` file. The database to use
 will be chosen when creating the instance. CubicWeb is known to run with
 Postgresql (recommended), SQLServer and SQLite.
 
-Other possible sources of data include CubicWeb, Subversion, LDAP and Mercurial,
+Other possible sources of data include CubicWeb, LDAP and Mercurial,
 but at least one relational database is required for CubicWeb to work. You do
 not need to install a backend that you do not intend to use for one of your
 instances. SQLite is not fit for production use, but it works well for testing

doc/book/intro/concepts.rst

@@ -277,7 +277,7 @@ except that:
 
 * it is not limited to one specific SQL backend (every one of them
   having an idiomatic way to encode triggers), nor to SQL backends at
-  all (think about LDAP or a Subversion repository)
+  all (think about LDAP or a Mercurial repository)
 
 * it is well-coupled to the rest of the framework
 

doc/index.rst

@@ -23,7 +23,7 @@ Main Features
 
 * the power and flexibility of the Python_ programming language,
 
-* the reliability of SQL databases, LDAP directories, Subversion and Mercurial
+* the reliability of SQL databases, LDAP directories and Mercurial
   for storage backends.
 
 Built since 2000 from an R&D effort still continued, supporting 100,000s of