Updates changelogs for 2.1.0
Remove errant definition of additional artifact for UDC integration tests.
Updates changelogs with memleak fix
Adds memleak fix to changelogs
Remove errant definition of additional artifact for UDC integration tests.
Merge pull request #2466 from benbc/2.1-fix-udc-maven-problem

Remove errant definition of additional artifact for UDC integration test...
Removed unnecessary argument
Merge pull request #2467 from benbc/2.0-fix-udc-maven-problem

2.0 fix udc maven problem
Merge pull request #2463 from chrisvest/2.2-future

Refactorings and data-race fixes for the standard PageCache
Added additional protection for IO exceptions when flushing pages.
Fix a bug where flushing a page with a given PageIO could race with eviction
Merge branch '2.2-future' of github.com:neo4j/neo4j into 2.2-future
Added check to ensure we don't re-pin with a cursor already using another page.
Merge pull request #2459 from jakewins/2.2-future

Handle running out of disk in new page cache
Merge branch '2.2-future' of github.com:neo4j/neo4j into 2.2-future

Conflicts:
	community/io/src/main/java/org/neo4j/io/pagecache/impl/standard/ClockSweepPageTable.java
Add some test dependencies that appeared to be missing
Try making the OutOfDiskSpace test less racy
Merge pull request #2442 from chrisvest/1.9-log-instance-name

1.9 log instance name
Raise precedence of pow (^) operator

Resolves #2469
Added more default config settings, to make it easier for users to customize