w3_custom_search; new elvi: mdn, phpdoc, mysqldoc, pgdoc
google: change -g to -G; cisco: fix
replace sunonesearch with oraclesearch
alioth: disabled test, hates LWP but otherwise works
ask: fix
discogs: fixed test
openbsd: fix test
mdn, mysqldoc, pgdoc, phpdoc: added tests
Removed documentation for SURFRAW_customsearch_provider=ixquick

Code still works, but ixquick doesn't support enough features
for (eg) mysqldoc -v
document custom search configuration
add -custom-search= as a command line option
untabify NEWS
mdn: add custom search usage
update NEWS and AUTHORS
new elvi daringly named S: uses w3_custom_search for searching
update copyright years to 2013
update debian/copyright
tweak AUTHORS
Replaced phpdoc with version posted back in 2011 by Jon Yamokoski <jon@jonyamo.net>. Thanks, and apologies for missing it!
S: add test