removed initials from citations
fixed mcguire citation
removed glossary reference for Quality Assurance
indent first line of each paragraph
removed single subsections in TOC
fixed bibliography chapter
'independent' instead of 'indipendent'
do not use square brackets in figure citations
added foreword
added foreword chapter
hyphen in 'open-source'
moved captions above tables
hyphen in high level
more fixes - mostly typos