[5628] Radius doc fixes.

doc/guide/hooks-radius.xml

@@ -93,7 +93,7 @@ $ sudo yum install gcc-g++ openssl-devel log4cplus-devel wget git
       reported to FreeRadius client project. Acceptance of those
       changes is outside of ISC responsibilities. Until those
       are processed, it is strongly recommended to use FreeRadius
-      client with ISC patches. To and compile this version, please use
+      client with ISC patches. To download and compile this version, please use
       the following steps:
 <screen>
 $ git clone https://github.com/fxdupont/freeradius-client.git
@@ -137,8 +137,7 @@ $ sudo ./b2 install
 </screen>
         Note that b2 script may optionally take extra parameters. One
         of them specify the destination path where the sources are to
-        be compiled. Boost is different compared to other software in
-        the sense that there is no explicit make install step.
+        be compiled.
       </para>
 
       <para>
@@ -154,7 +153,7 @@ $ sudo ./b2 install
 $ git clone https://github.com/isc-projects/kea
 
 # Get a tarball and extract it
-$ tar zxvf kea-1.4.0-beta.tar.gz
+$ tar zxvf kea-1.4.0.tar.gz
 </screen>
 
 The next step is to extract premium Kea package that contains Radius repository
@@ -163,7 +162,7 @@ a premium/ subdirectory.
 
 <screen>
   $ cd kea
-  $ tar zxvf ../kea-premium-radius-1.4.0-beta.tar.gz
+  $ tar zxvf ../kea-premium-radius-1.4.0.tar.gz
 </screen>
 
 Once this is done, make sure the kea sources look similar to this:
@@ -188,15 +187,13 @@ drwxr-xr-x  10 thomson  staff     340 Apr 26 19:04 src
 drwxr-xr-x  14 thomson  staff     476 Apr 26 19:04 tools
 </screen>
 
-The next step is to configure Kea. There are several essential steps necessary here.
-The --with-tier2=yes flag is necessary to compile premium package that contains
-RADIUS. Also, --with-freeradius option is necessary to tell Kea where the FreeRADIUS
+The makefiles have to be regenerated using autoreconf.</para>
+
+<para>The next step is to configure Kea. The --with-freeradius switch passed
+to configure script is necessary to tell Kea where the FreeRADIUS
 client sources can be found. Also, since the non-standard boost is used, the path
 to it has to be specified.</para>
 
-<para>If the sources are not from a tarball release, makefiles have to be regenerated
-using autoreconf.</para>
-
 <screen>
 $ autoreconf -i
 $ ./configure --with-freeradius=/path/to/freeradius --with-boost-include=/path/to/boost --with-boost-lib-dir=/path/to/boost/state/lib
@@ -210,8 +207,7 @@ should look as follows:</para>
 <screen>
 ./configure --with-freeradius=/usr/local \
             --with-boost-include=/home/thomson/devel/boost_1_65_1 \
-            --with-boost-lib-dir=/home/thomson/devel/boost_1_65_1/stage/lib \
-            --with-tier2=yes
+            --with-boost-lib-dir=/home/thomson/devel/boost_1_65_1/stage/lib
 </screen>
 
 <para>