Added path checks and updated config

- Cleaned up func main()
- Separated config into two sections server and factoryman
- Updated backup.go to reflect changes to config file
- Updated config.go to reflect changes to config.yml as well as added a check to paths in config.yml
- Updated launch.go to reflect changes to config
move cli handler from main to cli.go

config.yml

@@ -1,9 +1,12 @@
 server:
-  serverFolder: "factorio-headless_linux_2.0.72/factorio"
+  serverFolder: "factorio"
+  worldFile: "factorio/data/saves/newworld.zip"
+  serverSettings: "factorio/data/server-settings.json"
+  serverExec: "factorio/bin/x64/factorio"
+  
+
+factoryman:
   port: 34197
-  worldFile: "factorio-headless_linux_2.0.72/factorio/Newworlds.zip"
-  serverSettings: "factorio-headless_linux_2.0.72/factorio/data/server-settings.json"
-  backupDir: "factorio-headless_linux_2.0.72/backups"
-  serverExec: "factorio-headless_linux_2.0.72/factorio/bin/x64/factorio"
   screen: True
   screenName: "Factorio"
+  backupDir: "factorio/backups"