added enhancement 1626, marker shown in grid also for default orderby
removed wrong exception that masked other errors
first() backed by limitby to avoid memory and cpu cycles wasting
Merge pull request #165 from niphlod/enhancement/1626

added enhancement 1626, marker shown in grid also for default orderby
Merge pull request #166 from michele-comitini/jsonrpc_fix

removed wrong exception that masked other errors
Merge pull request #167 from michele-comitini/select_first_needs_limitby

NEEDS TESTING
fixed issue with request.body. Needs refactoring
Merge branch 'issue/request_body' of https://github.com/niphlod/web2py