- Fixed files to adhere to PEP8
- Moved SQL commands to parameters.py
- Created a wrapper object to handle trace files list
Minor fixes
Fixed database seq insert, and created database insertion test
Added database entry failure test
Fixed test for record from method to object variable
Added TraceFile class as cache, and changed sequence entry from method to variable
Changed database class to accommodate the 'with' statement
Fuxed self.con and changed to prepare for exception files hanlding
Multiple changes

- Moved file handling functions to a separate tools.py
- Created tests for functions in tools.py
- Organized Database.py to include file handling
Changed error handling for failed db entry, fixed corresponding test
Added preliminary GUI
Minor fixing
Refine GUI and add connect buttons to functions
Fix and add test for TraceFile temp folder
Fix clean up procedures
Added function to create fasta file
Add database reset for every test
Fix fasta generate test'
Fix Sequence object creation in TraceFile
Database class is unfinished