update some links

e.g. to https
Signed-off-by: Christoph Rueger <chrisrueger@gmail.com>

_includes/links.md

@@ -1,6 +1,5 @@
-[Maven Central]: http://repo2.maven.org/maven2/
-[The Big Ball of Mudd]: http://www.laputan.org/mud/
-[Wrapper Plugin]: http://bnd.bndtools.org/plugins/wrapper.html
-[-buildrepo]: http://bnd.bndtools.org/instructions/buildrepo
-[-pom]: http://bnd.bndtools.org/instructions/pom.html
-[-connection-settings]: http://bnd.bndtools.org/instructions/connection-settings.html
+[Maven Central]: https://repo2.maven.org/maven2/
+[Wrapper Plugin]: https://bnd.bndtools.org/releases/4.0.0/plugins/wrapper.html
+[-buildrepo]: https://bnd.bndtools.org/instructions/buildrepo
+[-pom]: https://bnd.bndtools.org/instructions/pom.html
+[-connection-settings]: https://bnd.bndtools.org/instructions/connection-settings.html

_includes/prerequisites.md

@@ -43,7 +43,7 @@ If you start using enRoute you will likely create a number of workspaces. There
 
 There is also multi-workspace launcher plugin from Torkild U. Resheim that incorporates Neil Bartlett's task bar badge (above).
 
-> [OS X Eclipse Launcher Utility](http://marketplace.eclipse.org/content/osx-eclipse-launcher)
+> [OS X Eclipse Launcher Utility](https://marketplace.eclipse.org/content/osx-eclipse-launcher)
 
 
 [java8]: http://www.oracle.com/technetwork/java/javase/downloads/jdk8-downloads-2133151.html

_tutorial_iot/100-prerequisites.md

@@ -65,7 +65,7 @@ program that installs a framework with an agent defined in a bnd(tools) bndrun f
 `biz.aQute.remote.main` program. Let's install it
 
 
-	pi@raspberrypi ~ $ curl -o bndremote.jar http://repo1.maven.org/maven2/biz/aQute/bnd/biz.aQute.remote.main/7.0.0/biz.aQute.remote.main-7.0.0.jar 
+	pi@raspberrypi ~ $ curl -o bndremote.jar https://repo1.maven.org/maven2/biz/aQute/bnd/biz.aQute.remote.main/7.0.0/biz.aQute.remote.main-7.0.0.jar 
 	pi@raspberrypi ~ $ sudo java -Xrunjdwp:transport=dt_socket,server=y,suspend=n,address=1044 -jar bndremote.jar -n 192.168.2.4
 	Listening for transport dt_socket at address: 1044
 {: .shell}

_tutorial_rsa/240-distributing.md

@@ -24,7 +24,7 @@ In the runtime we need the following roles:
 * A Topology Manager
 * A Discovery model
 
-The OSGi enRoute distro does not contain the Zookeeper discovery bundle. Unfortunately, this bundle is not on Maven Central. You can find it here http://repository.amdatu.org/release/org.amdatu.remote.discovery.zookeeper/. You can drag the URL to the latest version on the `Local` repository in the Bndtools Repository view. This will store the bundle in your cnf/local folder and make it available to bnd.
+The OSGi enRoute distro does not contain the Zookeeper discovery bundle. Unfortunately, this bundle is not on Maven Central. You can find it here https://repository.amdatu.org/release/org.amdatu.remote.discovery.zookeeper/. You can drag the URL to the latest version on the `Local` repository in the Bndtools Repository view. This will store the bundle in your cnf/local folder and make it available to bnd.
 
 Then click on the `osgi.enroute.examples.chat.bndrun` file and select the `Run` tab. 
 

development.md

@@ -69,4 +69,4 @@ The project `biz.aQute.tester.test` contains the unit tests for `biz.aQute.teste
 See this project's [README](https://github.com/bndtools/bnd/blob/master/biz.aQute.tester.test/readme.md) for instructions of how to execute tests in Eclipse.
 
 [1]: /tutorial.html "Bndtools Tutorial"
-[2]: http://marketplace.eclipse.org/ "Eclipse Marketplace"
+[2]: https://marketplace.eclipse.org/ "Eclipse Marketplace"

installation.md

@@ -27,7 +27,7 @@ For more complete information on the changes in the Bndtools release, see <https
 
 The recommended way to install Bndtools via the [Eclipse Marketplace](https://marketplace.eclipse.org/content/bndtools).
 
-<a href="http://marketplace.eclipse.org/marketplace-client-intro?mpc_install=1220" class="drag" title="Drag to your running Eclipse* workspace. *Requires Eclipse Marketplace Client"><img typeof="foaf:Image" class="img-responsive" src="https://marketplace.eclipse.org/sites/all/themes/solstice/public/images/marketplace/btn-install.png" alt="Drag to your running Eclipse* workspace. *Requires Eclipse Marketplace Client" /></a>
+<a href="https://marketplace.eclipse.org/marketplace-client-intro?mpc_install=1220" class="drag" title="Drag to your running Eclipse* workspace. *Requires Eclipse Marketplace Client"><img typeof="foaf:Image" class="img-responsive" src="https://marketplace.eclipse.org/sites/all/themes/solstice/public/images/marketplace/btn-install.png" alt="Drag to your running Eclipse* workspace. *Requires Eclipse Marketplace Client" /></a>
 
 ## Update Site