Advance the fuse core m2e dependency to avoid this:

Cannot complete the install because of a conflicting dependency.
Software being installed: JBoss Fuse Tooling Apache Camel Editor 8.0.0.v20150813-2000-H578-MASTER (org.fusesource.ide.camel.editor.feature.feature.group 8.0.0.v20150813-2000-H578-MASTER)
Software currently installed: Eclipse IDE for Java EE Developers 4.4.2.20150219-0708 (epp.package.jee 4.4.2.20150219-0708)
Only one of the following can be installed at once:
Maven Integration for Eclipse 1.5.0.20140606-0033 (org.eclipse.m2e.core.ui 1.5.0.20140606-0033)
Maven Integration for Eclipse 1.5.1.20150109-1820 (org.eclipse.m2e.core.ui 1.5.1.20150109-1820)
Maven Integration for Eclipse 1.6.1.20150625-2338 (org.eclipse.m2e.core.ui 1.6.1.20150625-2338)