POM: fix erroneous scopes

The ScriptCLI currently depends on ij-app and ij-ops at *compile* time.
POM: remove unused jline dependency

At some point we'd like to use JLine; see:
https://github.com/imagej/imagej-scripting-cli/issues/1

But at the moment, we do not use it!
ScriptCLI: suppress INFO-level log messages