Added a beautify time function - which takes a time in seconds and returns a pretty string
Added PHP unit test for beautify time function
This contains a list of all php files in src folder to be used in phpunit
Removed echo line
Changed bootstrap to seperate file which has includes for all php files in src folder - e.g. can load multiple files for phpunit.
Removing unused file
Removing unused file
updated following addition of new function - beautify time