lots of changes:

- added man command
- added unit tests
- fixed import+export file parameters (now -o and -r respectively)
- added README + License
- added ci pipelines

t/interface.txtar

@@ -0,0 +1,8 @@
+# check default outputs
+
+exec anydb -v
+stdout 'This is anydb version'
+
+! exec anydb
+stderr 'Available Commands:'
+