[NX-225] Repositories Upload
Unpack various P2 resources by-reference (using https://github.com/zeroturnaround/zt-zip instead of Plexus UnArchiver)
Upgrade to plexus-free version of eclipse-bridge; remove unused shade execution
Require explicit bindings for core and plugins; this can help find broken/incorrect bindings.

http://google-guice.googlecode.com/git/latest-api-diffs/3.0/javadoc/com/google/inject/Binder.html#requireExplicitBindings()
Merge pull request #594 from sonatype/NX-225-repository-upload

[NX-225] Repositories Upload
[NX-225] Rename maven upload component
Replace default capabilities impl with OrientDB impl
Disable listener by default, make bootstrap non-eager
ensure we always have listeners list.
log when activated
Merge branch 'master' into orientdb

Conflicts:
	components/nexus-core/src/main/java/org/sonatype/nexus/internal/orient/OrientBootstrap.java