changes in the if function
Merge branch 'master' of https://github.com/carow/Meta-Analysis

Conflicts:
	R scripts/SweaveTorfinn/sweave_document_TB-Diagnostics.pdf
	R scripts/SweaveTorfinn/sweave_document_TB-funnelplot.pdf
	R scripts/SweaveTorfinn/sweave_document_TB.log
	R scripts/SweaveTorfinn/sweave_document_TB.pdf
	R scripts/SweaveTorfinn/sweave_document_TB.tex