use LaTeX formatting for version history item
===GT=== #3366
minor edit on 7.9.3 version history item
===GT=== #965
edit of initial documetation on EC2 spot instances.  Add version history
item about the existence of the documentation.
===GT=== #3209
enhance defn of STARTER_RLIMIT_AS as well as 7.9.3 version history item
===GT=== #3309
minor 7.9.3 version history item edit
===GT=== #3276
minor 7.9.3 version history item edit
===GT=== #3362