refactoring config to have rigid rather than fluid properties, handle query service selection
updated code to get it working, now need to test
removed undesirable boost queries from interwiki
tests now running but failing
get unit tests building complete, need to revisit several tests
Merge branch 'dev' into stricter-search-config
Merge branch 'dev' into stricter-search-config

Conflicts:
	extensions/wikia/Search/classes/Config.php
	extensions/wikia/Search/classes/QueryService/Factory.php
	extensions/wikia/Search/classes/QueryService/Select/InterWiki.php
update search config to accommodate VET query service
update VET controller not to use deprecated "length
" attr
Merge pull request #751 from Wikia/stricter-search-config

Stricter search config