hashMonitor v.2 again!

Changelog:
.2
[+] Optimize database for faster hash insertion
[+] Added option to specify a database name and path
[+] Added error handling to the hash insert to DB
[+] Optimized link2DB function and added error handling
[+] Fixed a problem with listing hashes
[+] Added a summary option
[+] Started an account function, not done yet though!