Ignores file descriptor test for windows, conceptually doesn't work on that OS
Ensure getRelationships(...) returns re-usable Iterable

Stop RelationshipIterator pretending to be an Iterable
Merge pull request #2391 from cleishm/reusable-getrels

Ensure getRelationships(...) returns a re-usable Iterable
Merge pull request #2414 from digitalstain/2.0-maint

Merge 1.9-maint into 2.0-maint
Cleanup after 1.9-maint -> 2.0-maint merge.
Can now be enabled since HTTP logging works again
Merge pull request #2418 from nawroth/1.9-2.0-merge

Docs cleanup after 1.9-maint -> 2.0-maint merge.
Wire up the UDC integration test module correctly.
Fix versioning UDC integration test module.
Typo.
Add PDF manual back, fix image sizes, upgrade CodeMirror.
Fix the semantic check for USING INDEX hint to inspect node patterns

- Also, fix the way it was handling predicates in WHERE.
Fix handling of dependencies introduced by UNWIND
Merge pull request #2432 from nawroth/pdf-and-fixes

Add PDF manual back, fix image sizes, upgrade CodeMirror.
Merge pull request #2433 from jakub-/using-index-hint-fix

Using index hint fix
PDF: additional path to fonts so they are always found.
Add UDC stats for memory and processors.
Merge pull request #2413 from benbc/2.1-udc-integration-test-fixes

2.1 udc integration test fixes
Merge pull request #2412 from benbc/2.0-udc-integration-test-fixes

2.0 udc integration test fixes
Merge pull request #2435 from benbc/2.1-more-udc-stats

Add UDC stats for memory and processors.