improve install instructions

diff --git a/INSTALL.md b/INSTALL.md
index 8595c3a..6ab8515 100644 (file)
--- a/INSTALL.md
+++ b/INSTALL.md
@@ -29,7 +29,7 @@ Installation of the library is quite easy:
 
     3.  Open a terminal and use Composer to grab the library.
 
-            $ composer require phpxmlrpc/phpxmlrpc:4
+            $ composer require phpxmlrpc/phpxmlrpc:^4
 
     4.  Write your code.
         Once Composer has downloaded the component(s), all you need to do is include the vendor/autoload.php file that

diff --git a/src/PhpXmlRpc.php b/src/PhpXmlRpc.php
index db3e982..2e33612 100644 (file)
--- a/src/PhpXmlRpc.php
+++ b/src/PhpXmlRpc.php
@@ -148,5 +148,4 @@ class PhpXmlRpc
             }
         }
     }
-
 }