some minor changes to README.md
some minor changes to README.md

spike01/planner,margOnline/planner,spike01/planner,laszpio/planner,boddhisattva/planner,dondonz/planner,ndchorley/planner,legoscia/planner,spike01/planner,codebar/planner,codebar/planner,webycel/planner,legoscia/planner,codebar/planner,despo/planner,deniseyu/planner,matyikriszta/planner,ndchorley/planner,despo/planner,dondonz/planner,despo/planner,matyikriszta/planner,margOnline/planner,laszpio/planner,laszpio/planner,deniseyu/planner,margOnline/planner,jlsync/planner,codebar/planner,laszpio/planner,spike01/planner,jlsync/planner,boddhisattva/planner,boddhisattva/planner,dondonz/planner,ndchorley/planner,lislis/planner,webycel/planner,despo/planner,webycel/planner,matyikriszta/planner,deniseyu/planner,legoscia/planner,lislis/planner,jlsync/planner,lislis/planner