initial modifications to support appOpened Analytics call
update to appOpened function
added test for appOpened
renamed test, fixed test, fixed call back on appOpened function
reverted keys
added appOpened info to README.md
added appOpened info to README.md
added appOpened info to README.md
changes to make a more generic sendAnalyticsEvent function
fixed README formatting
fixed README formatting
fixed README formatting
fixed README formatting
Merge pull request #12 from mnapoleon/master