LUCENE-5675: create branch for playing around

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/branches/lucene5675@1594960 13f79535-47bb-0310-9956-ffa450edef68
LUCENE-5675: initial scaffolding for new IDVPF

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/branches/lucene5675@1594971 13f79535-47bb-0310-9956-ffa450edef68
LUCENE-5675: add docs/AndPositionsEnums

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/branches/lucene5675@1594985 13f79535-47bb-0310-9956-ffa450edef68
LUCENE-5675: move BlockTree* under its own package

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/branches/lucene5675@1594991 13f79535-47bb-0310-9956-ffa450edef68
LUCENE-5675: pull out FieldReader from BTTR

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/branches/lucene5675@1595006 13f79535-47bb-0310-9956-ffa450edef68
LUCENE-5675: pull out FieldReader from BTTR

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/branches/lucene5675@1595007 13f79535-47bb-0310-9956-ffa450edef68
LUCENE-5675: pull out IntersectEnum

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/branches/lucene5675@1595013 13f79535-47bb-0310-9956-ffa450edef68
LUCENE-5675: fix javadocs

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/branches/lucene5675@1595017 13f79535-47bb-0310-9956-ffa450edef68
LUCENE-5675: more rote factoring

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/branches/lucene5675@1595020 13f79535-47bb-0310-9956-ffa450edef68
LUCENE-5675: break out SegmentTermsEnum.Frame

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/branches/lucene5675@1595025 13f79535-47bb-0310-9956-ffa450edef68
LUCENE-5675: rename

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/branches/lucene5675@1595026 13f79535-47bb-0310-9956-ffa450edef68
LUCENE-5675: break out IntersectTermsEnumFrame

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/branches/lucene5675@1595027 13f79535-47bb-0310-9956-ffa450edef68
LUCENE-5675: small cleanups

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/branches/lucene5675@1595052 13f79535-47bb-0310-9956-ffa450edef68
LUCENE-5675: initial fork of BT with versioning added

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/branches/lucene5675@1595064 13f79535-47bb-0310-9956-ffa450edef68
LUCNE-5675: add failing test

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/branches/lucene5675@1595068 13f79535-47bb-0310-9956-ffa450edef68
LCUENE-5675: testBasic still fails but closer

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/branches/lucene5675@1595072 13f79535-47bb-0310-9956-ffa450edef68
LUCENE-5675: add testRandom; sometimes fails

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/branches/lucene5675@1595229 13f79535-47bb-0310-9956-ffa450edef68
LUCENE-5675: checkpoint current dirty state

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/branches/lucene5675@1595530 13f79535-47bb-0310-9956-ffa450edef68
LUCENE-5675: testRandom seems to be passing

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/branches/lucene5675@1595548 13f79535-47bb-0310-9956-ffa450edef68
LUCENE-5675: detect negative versions, fix another seekExact case

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/branches/lucene5675@1595817 13f79535-47bb-0310-9956-ffa450edef68