Various changes...
Untested changes to add better handling of term signals, and added an init script etc.
Update README.md
Update README.md
Update README.md
Update README.md
Update README.md
Update README.md
Update README.md
Update README.md
Update mqtt2pushover.py
Added .gitignore
Merge changes from @sumnerboy12 (Thanks!); added source config from current dir if /etc/ not found. Add support for wildcards in topics (matching had disappeared)