Add support for loading faces from TrueType collections (.ttc) and from Mac data fork fonts (.dfonts)
Avoid infinite loop when encodingGlyphsCount >= 255
Add missing case to Type2CharStringWriter::WriteIntegerOperand
Find correctly truetype font info inside .ttc and .dfont files and add some checks during parsing of the glyf table.
Merge pull request #4 from mgubi/master

Various minor improvements. confirmed and much appreciated