minor fixes in report
Merge remote-tracking branch 'origin/master'

Conflicts:
	report/odt/Chapter1.odt
	report/odt/Chapter2.odt
	report/odt/Chapter3.odt
	report/odt/Chapter4.odt
	report/odt/Chapter5.odt
	report/odt/Contents.odt
	report/odt/ack.odt
minor fix in chapter 7