added github url on DESCRIPTION + shorter .onAttach message
now default toolkit is tcltk (should solve problems raised on Mac with Rgtk2)
italian flowering now uses a list instead of data.frame for intermidiate steps
biolflor() internally based on lists (removed lengthy work with dataframes)
removed issue@1 branch
added BugReports to DESCRIPTION
Fixes #13
fixes #7
cleanup of files
update .gitignore
update .gitignore
.gitignore
Merge branch 'issue#7' into hotfix

Conflicts:
	.gitignore