AMBARI-555 Update README for additional documentation to get around errors related to missing php-posix module (Contributed by ViVek Raghuwanshi)

git-svn-id: https://svn.apache.org/repos/asf/incubator/ambari/trunk@1350743 13f79535-47bb-0310-9956-ffa450edef68

CHANGES.txt

@@ -6,6 +6,9 @@ characters wide.
 
 Release 1.0.0 - unreleased
 
+  AMBARI-555. Update README for additional documentation to get around errors
+  related to missing php-posix module (ViVek Raghuwanshi via hitesh)
+
   AMBARI-552. Update README to point to trunk (vinodkv via vikram)
 
   AMBARI-543. Rpm naming needs to be corrected. (vikram via reznor)

README.txt

@@ -90,6 +90,10 @@ So, you should do the following at the command line:
 Now, to install ambari-rpms
 
  $ sudo yum install php-pecl-json (version 1.2.1 compatible with php-5.1 or php-5.2)
+ 
+ $ php -m | grep posix
+
+   If the posix module is not found, run 'sudo yum install php-process'
 
  $ sudo rpm -iv ambari-1.0.0-1.noarch.rpm