Added very low level support for querying list-based feeds

This works by just having one extra element "sq" in the query array.
The string has to conform to Google's querying:
https://developers.google.com/google-apps/spreadsheets/#sending_a_struct
ured_query_for_rows
Removed console output
Fixes #1 by modifying regex to cope with new lines in the text (http://stackoverflow.com/questions/1068280/javascript-regex-multiline-flag-doesnt-work)
Cope with updating entries that contain new lines, slight improvement in loading data with new lines (I think)

Change in RegEx for row.save, minor change in getRow
Cleanup - remove unused tests, update readme