Log Message:
Update php-sugarcrm to 6.5.20.

Changes before 6.5.19, please refer: \ 
http://support.sugarcrm.com/02_Documentation/01_Sugar_Editions/05_Sugar_Community_Edition/

Fixed Issues

Sugar 6.5.20 is a security update released to address certain security
vulnerabilities identified during our routine QA checks.

We strongly recommend that you install this update at the earliest
opportunity.  While we have not experienced any reported incidents relating to
these vulnerabilities to date, failure to install this update could leave you
exposed to the following types of malicious third party attacks:

Unauthenticated users may retrieve contents from system-generated files.
These vulnerabilities as well as an additional issue have been addressed in
release 6.5.20 which is available for download from the Download Manager.

Administrators are strongly encouraged to upgrade their Sugar instances
running 6.5.x or earlier to 6.5.20 to prevent potential exploitation of these
weaknesses.