[TYPO3-core] FYI72: Fix bug #12675: Validation issues in sysext reports: Fix several errors

[Christian Kuhn]

FYI: Committed 12675_01 to trunk, rev. 6533.


Christian Kuhn wrote:
> Bugtracker references:
> http://bugs.typo3.org/view.php?id=12675
> 
> Mission: The reports module doesn't validate
> 
> Solution:
> - Fix a typo from "colspans" to "colspan"
> - Add CDATA comment around a JS block
> - htmlspecialchar a href
> - Add required alt attribute to some images:
> -- In typo3/sysext/reports/mod/index.php with a locallang value
> -- In typo3/sysext/reports/reports/class.tx_reports_reports_status.php
> with empty value, the icons warning and error for sections are added as
> background-images at other places, so we don't need a usefull alt tag here.