Adjusted PDF documentation to reflect API changes due to the removal of Zend_Pdf_Const (ZF-14); Revised and added font documentation for new TrueType font support (ZF-6) for English manual only - other languages need translations (see ZF-18). 
Adjusted PDF documentation to reflect API changes due to the removal of Zend_Pdf_Const (ZF-14); Revised and added font documentation for new TrueType font support (ZF-6) for English manual only - other languages need translations (see ZF-18). 

There are still several paragraphs to translate.

git-svn-id: b6e219894c353fb1d215c78b2075057d8daadfba@677 44c647ce-9c0f-0410-b52a-842ac1e357ba

tjohns/zf,svn2github/zend_framework,jupeter/zf1,jupeter/zf1,svn2github/zend_framework,svn2github/zend_framework,svn2github/zend_framework,tjohns/zf,jupeter/zf1,svn2github/zend_framework,tjohns/zf