Merge remote branch 'origin/develop' into qa
Making sure to only include participants who require a withdraw letter

Participant's whose withdraw_letter is equal to or greater than o
or 0 do not require a letter mailed to them.
Merge remote branch 'origin/qa' into release
Adding gitignore files in data directories
Fixing bugs in base_form class

Was still using old references to now defunct scan column in data-entry tables.
Fixing bug in mailout report
Fixing bug in import_entry code

During the last update the import_entry table had its language column
changed to language_id (which shouldn't have happened).  The column
has been corrected.
Merge remote branch 'origin/release' into develop