IMPROVE (logs);

- Only important logs to file;
- Set more meaningful log level for many logs;
- Moved some logs to values;
SVN (ingore): log folder
FIX (time): Removed timezone to get correct server time
IMPROVE (config): Added file exists checks and error messages

Checks:
- If config directory does exists;
- If a config file is in the config directory;
- If a config/preset file for name exists;
Added error messages in this cases;
Added a function to get the last retrieved config name;
FIX (db / ftp config): Password can be empty & Typing errors: