Syntax fix: replaced PHP short open tag "<?" with portable "<?php"
Big re-factor: split "->content()" function into three, for readability
Fix: replace PHP short open tag "<?" with portable "<?php" - part 2
Handle symbolic links to plugin code - code portability..

* define(EVIDENCE_HUB_URL, ..) define(EVIDENCE_HUB_REGISTER_FILE, ..)
Merge pull request #1 from IET-OU/master

Merge with IET OU