add some command-line options
Update apache conf to enable compression for all relevant types as they are not defaulted on CentOS.
Add source map type t enable compression.
Merge pull request #169 from ENCODE-DCC/1225-merry-xmas

add some command-line options
Work around apache's multiple extension handling.
Refactor search to remove lists of single value dicts between server and client.
Merge branch 'master' into css-caps-1216