Rearrange get_files function to return better CLI output

[nocalla]

Remove output about missing directory when no files found in location matching section criteria. Makes for cleaner output. Removed source location from BOI so it will follow default behaviour.

Issue #48

[torbengb]

Tested this, see my comment over here.

[nocalla]

Changed things around a bit. Example output below.

python bank2ynab.py
Format: AT Raiffeisen Bank
Can't find: c:\users\example-username\Downloads
Trying: D:\Users\nocalla\Downloads
Parsing file: elbi_umsaetze_ (2).csv
Writing file: fixed_elbi_umsaetze_ (2).csv
Removing file: elbi_umsaetze_ (2).csv
Done!
Format: IE Bank of Ireland
Can't find: c:\users\example-username\Downloads
Trying: D:\Users\nocalla\Downloads
Parsing file: test_BOI_TransactionExport.csv
Writing file: fixed_test_BOI_TransactionExport.csv
Removing file: test_BOI_TransactionExport.csv
Done!
2 files processed.