Add PHP function forp_json_google_tracer() to output data for Google Tracing Framework (JSON)
Google Tracing : Convert prints into string return.
Google Tracing : one example + output example
Google Tracing JSON output was wrong
Avoid big concatenation in memory, write into file directly
Update Readme with Google Tracing function
Build seems to fail on Travis-CI. Fix that.
A picture is worth a thousand words
Fix and update readme content
Add 'Google tracing' tracer