Corrected encoding of french translation
Updated default activityinfo.properties to use MySQL driver

This is a much easier way to connect to a local MySQL server during
development than with the command line arguments -Drdbms.xxx
Ensures that schema cache is cleared on BatchCommands

If a BatchCommand contains a command which will modify
the schema, clear the cache.
Ignore local storage errors when accessing optional state

If there is an error while retrieving a preference from
local storage, treat it the same as if the preference
did not exist.
AI-564 Cleaned up Schema Importer UX
Merge branch 'release' of github.com:bedatadriven/activityinfo into release