get_var, save_var now cope with Array
Version bump
convert Hash to/from json when save_var/get_var
Allow setting of default table name in config
version bump
Allow block to be passed to #select

so rows can be returned one by one rather than huge array
version bump
Another go at getting block version of #select right
remove commented out code
Merge pull request #1 from openc/set_default_table_name

Set default table name
Merge remote-tracking branch 'openc/master' into openc-master

Conflicts:
	lib/scraperwiki/version.rb
Merge branch 'openc-master'