Ask people how they're running Metabase

ISSUE_TEMPLATE.md

 If this is a bug report, please fill in the blanks:
 
-*  I am using the _____ browser.
-*  My computer's OS is _____.
-*  My database is _____.
-*  My Metabase version is _____.
+*  I am using the ___________ browser.
+*  My computer's OS is ___________.
+*  I'm running Metabase ___________. [locally from the JAR / locally with the Mac App / on AWS / on Herkou / etc.]
+*  My database is ___________.
+*  My Metabase version is ___________.