GitLab

- Boolean configuration options now all accept "true" and "on" keywords
- Cache interval and thread count parameters removed from the command-line
interface for consistency; these can still be set in the config files
like all other parameters
- global.conf file renamed to dcdbpusher.conf for consistency

- Removed dependencies from data analytics framework to dcdbpusher
- Checks for correctness of MQTT topics moved to the mqttChecker shared class