PDFBOX-173: minor bugfixing and improvements based on Brian Matthews suggestions (blmatthews at users.sourceforge.net)
PDFBOX-173: minor bugfixing and improvements based on Brian Matthews suggestions (blmatthews at users.sourceforge.net)

git-svn-id: 73746072a361c8027bb2177f17128911b05b2bab@741433 13f79535-47bb-0310-9956-ffa450edef68

benmccann/pdfbox,joansmith/pdfbox,torakiki/sambox,gavanx/pdflearn,torakiki/sambox,ZhenyaM/veraPDF-pdfbox,benmccann/pdfbox,ChunghwaTelecom/pdfbox,ZhenyaM/veraPDF-pdfbox,gavanx/pdflearn,joansmith/pdfbox,mathieufortin01/pdfbox,BezrukovM/veraPDF-pdfbox,ChunghwaTelecom/pdfbox,mdamt/pdfbox,mdamt/pdfbox,veraPDF/veraPDF-pdfbox,mathieufortin01/pdfbox,veraPDF/veraPDF-pdfbox,BezrukovM/veraPDF-pdfbox