update readme
add coursera submission loop
check for common mistakes with courseid
Merge remote-tracking branch 'upstream/master' into skunk
merge master branch
small fix so submission loop exits on success
Merge branch 'master' into skunk
increment version and add NEWS item re skip fix
Merge branch 'master' into skunk
Merge pull request #134 from swirldev/skunk

Add plenty of checks to coursera submission process
add startup message
Merge pull request #138 from swirldev/startup

package startup message
Feature: main() from command line returns to swirl main menu.
Added item to info() menu.
add brief message before returning to main menu
main.Rd generated.
fixing trivial merge conflict

Merge remote-tracking branch 'swirldev/main_feature' into main_feature

Conflicts:
	man/main.Rd
Merge pull request #142 from swirldev/main_feature

DON'T MERGE: Feature: main() from command line returns to swirl main menu.
make startup messages official