change PortNumber namedParameter class public
update comments
fix typo
Merge pull request #1017 from Microsoft-CISL/juwang-portNumberPublic

Allow clients to configure the web server port search
Improved logging in `DriverStatusManager`
Merge pull request #1020 from Microsoft-CISL/weimer_logging

Improved logging in `DriverStatusManager`
only manually remove request if the memory size change across container request
Merge pull request #1021 from Microsoft-CISL/yingdac-more-memory-container-fix

only manually remove request if memory size change across container requests
Ignoring multiple Shutdown requests

This closes #1019

`DriverIdleManager` and `DriverStatusManager` now ignore duplicate calls to shutdown or fail a driver.
Merge pull request #1022 from Microsoft-CISL/weimer_1019

Ignoring multiple shutdown requests
Changed wake and tang dependency to version 0.9
[maven-release-plugin] prepare release reef-project-0.9
[maven-release-plugin] prepare for next development iteration
Updated the Tang and Wake dependencies to 0.10-SNAPSHOT
Merge pull request #1023 from Microsoft-CISL/release-0.9

Release 0.9
Merge branch 'master' into jyang-improve-yarn-allocation

Conflicts:
	reef-runtime-yarn/src/main/java/com/microsoft/reef/runtime/yarn/driver/YarnContainerManager.java