improved creation of .gitignore
improved creation of .gitignore

fvdnabee/tinydtls,jvermillard/tinydtls,nmacs/tinydtls,spark/tinydtls,OlegHahm/tinydtls,fvdnabee/tinydtls,OlegHahm/tinydtls,yunus/TinyDTLS-WebID,nmacs/tinydtls,spark/tinydtls,nmacs/tinydtls,OlegHahm/tinydtls,yunus/TinyDTLS-WebID,fvdnabee/tinydtls,thecodemaiden/tinydtls-fork,nmacs/tinydtls,thecodemaiden/tinydtls-fork,yunus/TinyDTLS-WebID,spark/tinydtls,jvermillard/tinydtls,thecodemaiden/tinydtls-fork,jvermillard/tinydtls