Set version to 0.25.1
More fixes on Google Universal Analytics.
Some fixes.
Replace PHP short open tag, as it might be turned off in PHP < 5.4.0.
Add optional info page protection.
Fix typos.
Fix default folder download (still strange for shell-tar).
Minor tweaks.
Refactor PHP.
Refactor PHP.
Refactor PHP.
Fix managed check.
Update changelog.
Prepare release.
Merge branch 'develop'