site configuration simplification
added Javadocs link and left bar instead of top bar
improved javadoc configuration
Adding Tamas' examples (git@github.com:cstamas/maven-indexer-examples.git) as a separate module.
- Added the examples to the <modules/>.
- Edited the README of the examples a bit.
Removed dummy javadoc.
Renamed the example package to examples.
Made the tests run only when -Ptests is specified. The tests will still compile, but not execute, unless this profile is enabled.
- Replaced @Component with @Named / @Singleton.
- Optimized the dependencies.
- Replaced logging with SLF4J.
- Optimized the dependencies.
- Replaced all the @Requirements with finals and constructors.
- Optimized the dependencies.
- Replaced the plexus-component-metadata plugin with the sisu-maven-plugin.
Merge remote-tracking branch 'martin/MINDEXER-80'
POM cleanup after merges

sisu-maven-plugin not needed as project
is Java7 now, and index is automagically
generated
Merge remote-tracking branch 'asf/master' into sixpack

Conflicts:
	indexer-core/src/main/java/org/apache/maven/index/incremental/DefaultIncrementalHandler.java
	indexer-core/src/main/java/org/apache/maven/index/packer/DefaultIndexPacker.java
Fixing the tests and more

relates to previous changes mostly in tests, to
not pollute "randomly created" files the build itself