Minor fix for displayed estimates.
[FLINK-935] Fix compiler logic that pushed work out of the iteration loop.
Made FieldSet and FieldList immutable collections to prevent bugs to to side effect mutations
Made LocalProperties Immutable (avoid side effect mutation bugs)
Change several Iterators to Iterables in the compiler (simpler code)
[FLINK-935] (continued) Correct feedback property check for iterative algorithms.
[FLINK-942] Fix bug in config.sh to correctly set user-specified JVM args

This closes #22
[FLINK-930] Netty Initialization is sometimes very slow

This closes #19
Artificial commit to close pull requests.

This closes #5
This closes #6
This closes #10
This closes #12
This closes #14
Do not limit the client's heap space (See FLINK-934)

[ci skip]
This closes #18
Added Zihong Cao to CONTRIBUTORS list

[ci skip]
This closes #21
Added configuration subsection in webinterface

Closes #16 (GitHub pull request)
Also closes FLINK-919
New Webclient

This closes #15
and FLINK-711
Fixed error messages in web client
extended plan-dump test for KMeans
Fixed JSON Bug for some plans.

Signed-off-by: Robert Metzger <metzgerr@web.de>

This closes #23.
Add log info message with memory usage after TaskManager startup finished.

This commit also introduces a logging thread, which repeatedly logs the
memory usage. It can be configured via:
    - 'taskmanager.debug.memory.startLogThread' (default: false)
    - 'taskmanager.debug.memory.logIntervalMs' (default: 5000)
Remove Parameterized test runner annotation from NettyConnectionManagerTest
[FLINK-940] Added additional test for cogroup with delta iteration solution set on second input.
[FLINk-941] Place pipeline breakers for SingleInput nodes with broadcast variables, if needed.
[FLINK-950] Fix spurious file deletion failures.