Added -D switch for snaps to hide jline warning

Added -Dorg.jline.terminal.dumb=true to hopefully
hide the warning about the inability to create a
system terminal.

Also removed jline-terminal-jansi dependency as
it doesn't seem to be needed.  I'll have to montior
this.

pom.xml

@@ -3,7 +3,7 @@
 
 	<groupId>org.fross</groupId>
 	<artifactId>rpncalc</artifactId>
-	<version>4.6.4</version>
+	<version>4.6.5</version>
 	<packaging>jar</packaging>
 
 	<name>rpncalc</name>
@@ -215,15 +215,6 @@
 			<version>3.21.0</version>
 		</dependency>
 
-		<!-- https://mvnrepository.com/artifact/org.jline/jline-terminal-jansi
-		I believed this was needed due to the jline documentation, but lets
-		see if that is correct and I'll remove this later if everything is good
-		<dependency>
-			<groupId>org.jline</groupId>
-			<artifactId>jline-terminal-jansi</artifactId>
-			<version>3.21.0</version>
-		</dependency>-->
-
 	</dependencies>
 
 </project>

snap/snapcraft.yaml

@@ -1,5 +1,5 @@
 name: rpncalc
-version: '4.6.4'
+version: '4.6.5'
 summary: The command line Reverse Polish Notation (RPN) calculator
 description: |
   RPNCalc is an easy to use command line based Reverse Polish
@@ -32,7 +32,7 @@ compression: lzo
 
 apps:
   rpncalc:
-    command: bin/java -Djava.util.prefs.userRoot="$SNAP_USER_DATA" -jar $SNAP/jar/rpncalc.jar
+    command: bin/java -Djava.util.prefs.userRoot="$SNAP_USER_DATA" -Dorg.jline.terminal.dumb=true -jar $SNAP/jar/rpncalc.jar
 
     plugs:
       - network