cleanup & optimize lookup dao following up discussion with Frank
amend last commit
fix integration test
Fixed "java.security.InvalidAlgorithmParameterException: Prime size must be multiple of 64, and can only range from 512 to 1024 (inclusive)".

This issue is not fixed in OpenJDK 7 - and will not be fixed until JDK 8 (does not affect Oracle JDK).

Ref. https://bugs.openjdk.java.net/browse/JDK-6521495

Switched to Apache HttpClient to login and to read link to download GRS dump.
creating inetnums with status LEGACY must have parent ALLOCATED UNSPECIFIED
converted early-registration tests to legacy
changed early-registration tests to legacy tests
changed some early-registration tests to legacy tests
story: As a DB user I should be able to submit an aut-num without status attribute successfully so that my sw works.
review of AttributeGenerator
renamed to AutnumStatusAttributeGenerator
generalized methods in AttrGen
Merge branch 'master' of github.com:RIPE-NCC/whois

Conflicts:
	whois-update/src/main/java/net/ripe/db/whois/update/handler/AutnumStatusAttributeGenerator.java
story: As a DB user I should be able to submit an aut-num without status attribute successfully so that my sw works - bug&test fix
more failing e2e tests
Sanitizing status values to uppercase
QA: nullable/nonnull annotations
adding legacyautnumdao for "additional validation on the autnum status"
feature: keep attribute order for aut-num even when executing sort()

also simplify & optimize sort()
Updated autnum status generation.