[doc] Some reworking.

doc/installation.rst

@@ -2,7 +2,6 @@
 
 Installation
 ============
-*version:* |version|
 
 The latest release of CAISAR is available as an
 `opam <https://opam.ocaml.org/>`_ package or

doc/make.bat

-@ECHO OFF
-
-pushd %~dp0
-
-REM Command file for Sphinx documentation
-
-if "%SPHINXBUILD%" == "" (
-	set SPHINXBUILD=sphinx-build
-)
-set SOURCEDIR=.
-set BUILDDIR=_build
-
-if "%1" == "" goto help
-
-%SPHINXBUILD% >NUL 2>NUL
-if errorlevel 9009 (
-	echo.
-	echo.The 'sphinx-build' command was not found. Make sure you have Sphinx
-	echo.installed, then set the SPHINXBUILD environment variable to point
-	echo.to the full path of the 'sphinx-build' executable. Alternatively you
-	echo.may add the Sphinx directory to PATH.
-	echo.
-	echo.If you don't have Sphinx installed, grab it from
-	echo.https://www.sphinx-doc.org/
-	exit /b 1
-)
-
-%SPHINXBUILD% -M %1 %SOURCEDIR% %BUILDDIR% %SPHINXOPTS% %O%
-goto end
-
-:help
-%SPHINXBUILD% -M help %SOURCEDIR% %BUILDDIR% %SPHINXOPTS% %O%
-
-:end
-popd

doc/usage.rst

@@ -3,8 +3,6 @@
 Using CAISAR
 ============
 
-*version:* |version|
-
 Prover registration
 -------------------
 
@@ -56,7 +54,7 @@ documentation to get a first grasp on using WhyML.
 
 Provided a file `trust.why` containing a goal to verify, the command ``caisar verify --prover=PROVER trust.why``
 will verify the goals using the specified prover. A list of
-supported provers is available in :ref:`supported_provers`. The prover
+supported provers is available in :ref:`overalldesign`. The prover
 must already be registered by CAISAR. Currently, only one
 prover can be selected at a time; future work will allow
 selecting multiple provers and orchestrate verification