Fixes issue#20 AND most examples converted to \donttest{}
Merge branch 'issue#20' into hotfix
fix some Rd
Merge branch 'hotfix'

Conflicts:
	man/TR8-package.Rd
	man/Tr8-class.Rd
	man/biolflor_clean.Rd
	man/biolflor_lu.Rd
	man/ecoflora.Rd
	man/tr8.Rd
Merge branch 'hotfix'

Conflicts:
	man/TR8-package.Rd
	man/Tr8-class.Rd
	man/biolflor_clean.Rd
	man/biolflor_lu.Rd
	man/ecoflora.Rd
	man/tr8.Rd