updated composer.json.
added group trait to find statement.
fixed some doc blocks.
added group by tests.
change double to single quotes.
remove support for a comma separated list of group by fields as it's not abstracted enough.
Merge pull request #22 from oodgaard/groupby

Added group trait to find statement.
updated composer.json.
added group trait to find statement.
fixed some doc blocks.
added group by tests.
change double to single quotes.
remove support for a comma separated list of group by fields as it's not abstracted enough.
Refert commits introducing old code and re-fix issue, this time cleaning up unnecessary code.
Merge pull request #24 from treshugart/GH-23

Fix issue causing transaction errors #23.
Merge branch 'master' into 1.0.x
Merge branch 'master' of github.com:devco/Trilogy into 1.0.x