POM: use HTTPS where feasible

Author: ctrueden

pom.xml

@@ -18,7 +18,7 @@
 	<inceptionYear>2016</inceptionYear>
 	<organization>
 		<name>SciJava</name>
-		<url>http://scijava.org/</url>
+		<url>https://scijava.org/</url>
 	</organization>
 	<licenses>
 		<license>
@@ -32,7 +32,7 @@
 		<developer>
 			<id>ctrueden</id>
 			<name>Curtis Rueden</name>
-			<url>http://imagej.net/User:Rueden</url>
+			<url>https://imagej.net/User:Rueden</url>
 			<roles>
 				<role>founder</role>
 				<role>lead</role>
@@ -91,7 +91,7 @@ Wisconsin-Madison.</license.copyrightOwners>
 	<repositories>
 		<repository>
 			<id>imagej.public</id>
-			<url>http://maven.imagej.net/content/groups/public/</url>
+			<url>https://maven.imagej.net/content/groups/public/</url>
 		</repository>
 	</repositories>