Some deprecated m2e methods are about to be removed, see https://github.com/eclipse-m2e/m2e-core/pull/19

JBoss Tools Maven plugins have 2 calls to MavenPluginActivator.getDefault().getPlexusContainer(), that will break once getPlexusContainer() is removed upstream

• https://github.com/jbosstools/jbosstools-central/blob/c8b3ebb7876f5383a1fc125fe65ed3e25a6f63cb/maven/plugins/org.jboss.tools.maven.core/src/org/jboss/tools/maven/core/MavenUtil.java#L232
• https://github.com/jbosstools/jbosstools-central/blob/c8b3ebb7876f5383a1fc125fe65ed3e25a6f63cb/maven/plugins/org.jboss.tools.maven.core/src/org/jboss/tools/maven/core/internal/resolution/ArtifactResolutionService.java#L166