Changed:

- Env key to be more generic
- Cache directory to .cache
- Multiply bank amount by 100 to get correct conversion rate

Removed:
- Unused functions in Actual.ts

Added:
- Test for main functionality
- BankStub for testing
- Added imported_id to Actual Transaction to avoid duplicates

.gitignore

@@ -12,7 +12,7 @@ lerna-debug.log*
 
 # Caches
 
-data/cache/*
+.cache
 
 # Diagnostic reports (https://nodejs.org/api/report.html)