Rolled back dedup. changes; Map keys on host; filter on record type; Solr ID now hash/URL.
Added optional hash-based Solr ID.
Reformatted pom.
Hash-based ID handling.
Merge branch '1.1.x-bugfix-branch' into 2.0.x-dev-branch

Conflicts:
	warc-hadoop-indexer/src/main/java/uk/bl/wa/hadoop/indexer/WARCIndexerReducer.java
	warc-indexer/src/main/java/uk/bl/wa/indexer/WARCIndexer.java
Forced binary format for WARC/ARC.
Pulled text analysers out into separate package.
Added a processor for the input stream that hashes and caches it.

Uses RAM if the item is small, and uses disk otherwise.
Refactored to use new analysers and cache.
Encourage GC of temp buffer.
Updated configs etc.
Switched to mark/resettable implementation.
Cleaner code order.
Switched on map output compression.
Fixed up outdated parent reference.