Add panning behavoir to browser graph results.

Create huge rect to cover whole svg.
Track zoom behavior and move container.
Turn off mousewheel zooming.
Browser: Make Movie Guide init query graph nicer.

Return a graph of 10 nodes.
Changes synchronization between LogFile and TransactionAppender

such that transactions cannot be appended and rotated away before properly
applied and closed. TransactionAppender now grabs the same monitor while
appending, as LogFile does when rotating.
Merge pull request #2965 from tinwelint/2.2-append-and-rotate-control

Changes synchronization between LogFile and TransactionAppender
Merge pull request #2934 from oskarhane/svg_pan

Browser: Add panning behavior to graph results
Removed direct usages of Monitors, in favor of individual monitors (-> easier to mock, delegate, and makes it clear what a component exposes)
Added Supplier<T> which supplies instances of T, without creation
Removed direct usages of DependencyResolver, replaced with Supplier<T> for more explicit dependencies
Added supplyDependency in Dependencies helper
Added Javadocs where needed
Replaced custom DependencyResolver instances with the generic Dependencies helper (more to come)
Added byte counting monitor at Netty level for Client and Server
Merge pull request #2935 from oskarhane/movie_guide_return

Browser: Make Movie Guide init query return a nicer graph.
Adds tree node zipper and tapper helpers to Cypher
Use Zipper for SemanticState scope tree
Merge pull request #2958 from rickardoberg/networkbytecountermonitor

Network byte counter and dependencies/monitor cleanup
Adds more info to the AIOOBE, the contents of the buffer
Merge pull request #2971 from boggle/tree-zipper

Use a zipper for SemanticState scope tree
Logs if awaiting transactions to be closed

Maximum every 30 seconds. Can happen when rotating the log or shutting
down. An issue has been observed where there has been an indefinite wait
for closed transactions to catch up on committed transactions and logging
has been put in to help debugging that issue.
Disabled forceRotate tests for both batching/non-batching
Merge pull request #2974 from tinwelint/2.2-log-shutdown-await-txs

Logs if awaiting transactions to be closed
Support for tracing ast rewriting and checking conditions

o Condition checking still needs testing but the hot code path is tested
Add containsNoReturnStar condition
Merge pull request #2980 from boggle/ast-tracer

Support for tracing ast rewriting and checking conditions
Removes QueryPlan and moves the solved PatternQuery to LogicalPlan