Fixed "@covers" annotations typo
Removed implemented "@todo" annotations
Removed unused "package" annotation
Fixed "link" annotation
Modified PHPdoc comments
Modified PHPdoc comments
Modified PHPdoc comments
Modified PHPdoc comments
Modified PHPdoc comments

Detail:
- Added page-level docBlock
Modified PHPdoc comments for namespace Util
Modified PHPdoc comments for namespace DT
Fixed Exception types
Modified PHPdoc comments for namespace DT
Modified PHPdoc comments for namespace Markup
Fixed requirements
Merge pull request #12 from trashtoy/fix

Fixed PHPdoc comments and documentation