qiime/QiiTa — pull request #10 by josenavas (2014-02-11 03:12:45+00:00)
Title: Pyqi port

Add mapping file functionality port to pyqi.

Creates the qiita_db pyqi structure and adds the command MappingFileAdder to qiita_db.
Fixes some issue in other files in order to be able to execute the code.
Centralizes database connection in a single file.
Adds an sql utils module that encapsulates most of the usual interactions with the postres database, reducing code replication.