Update the main README to reflect the new build process for 1.4 and above.

(issue #9725, patch by eliel)


git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.4@64686 65c4cc65-6c06-0410-ace0-fbb531ad65f3

README

@@ -84,18 +84,28 @@ On many distributions, these files are installed by packages with names like
 
   So let's proceed:
 
-1) Read the README files.
-   There are more README files than this one in the doc/ directory.
-   Start with doc/00README.1st
-   You may also want to check the configuration files that contain
-   examples and reference guides. They are all in the configs/
-   directory.
+1) Read this README file.
 
-2) Run "make"
+  There are more documents than this one in the doc/ directory.
+You may also want to check the configuration files that contain
+examples and reference guides. They are all in the configs/
+directory.
+
+2) Run "./configure"
+
+  Execute the configure script to guess values for system-dependent
+variables used during compilation.
+
+3) Run "make menuselect" [optional]
+
+  This is needed if you want to select the modules that will be
+compiled and to check modules dependencies.
+
+4) Run "make"
 
   Assuming the build completes successfully:
 
-3) Run "make install"
+5) Run "make install"
 
   Each time you update or checkout from the repository, you are strongly
 encouraged to ensure all previous object files are removed to avoid internal 
@@ -106,7 +116,7 @@ is required, and the file .lastclean, which contains the last .cleancount used.
   If this is your first time working with Asterisk, you may wish to install
 the sample PBX, with demonstration extensions, etc.  If so, run:
 
-4) "make samples"
+6) "make samples"
 
   Doing so will overwrite any existing config files you have.