Factor out argv splitting into rad_expand_xlat
Remove quotes from quoted argv entries
rlm_redis argument splitting

rlm_redis_query now splits the query into separate arguments and expands
each one individually.

This allows for both string literals and expansions to contain spaces, e.g.

    %{redis:LPUSH 'my key' %{User-Name}}
Remove superfluous redis_escape_func
rlm_rediswho: fix unlang conditional expansion
Merge pull request #192 from candlerb/candlerb/expand_xlat

rlm_redis argument splitting for v2.x.x
Fix redis configure script
Add .travis.yml
Fixup tests
Fix typo
Turn on caching
Convert README to .rst
Ouput the last few lines of logs if the server fails to start
Generate certificates before running tests
Print option only N times, not N + 1
More descriptive debugging messages
Fix error strings to make more sense
Added 0x... for numbers
Added "encoding" text
Clarify we're using giaddr from the reply, not the request