Fix formatting in build.gradle.

Replaced extra leading spaces with tabs.
Reinstate "launch" task as alias for xd-dirt:run

Added a launch task which explicitly depends on the spring-xd-dirt:run task to avoid confusion due to project ordering etc.
XD-139

Fix gradle build scripts to add appropriate task dependency for the bundle task
Update README doc with improved steps detail
Merge remote-tracking branch 'springsource/master' into xd-139

Conflicts:
	build.gradle
XD-139 Merge pull request #19 from ilayaperumalg/xd-139
XD-131 Upgrade Lettuce to 2.3.2

- Upgrade Lettuce to 2.3.2

- Upgrade Netty to 3.6.5

- Remove unused Jedis dependency from classpaths
XD-140 Parameterize Syslog Port; Support TCP

- Rename syslog.xml to syslog-udp.xml
- Add syslog-tcp.xml
- Parameterize port

At this time, the protocol cannot be parameterized because of
context lifecycle issues (see XD-142).

- Add documentation for the syslog source:
	https://github.com/SpringSource/spring-xd/wiki/Sources#wiki-syslog
Merge branch 'XD-140' of https://github.com/garyrussell/spring-xd into garyrussell-XD-140
XD-140 Merge pull request #20 from garyrussell/XD-140
Merge branch 'xd123' of https://github.com/wkoh/spring-xd into wkoh-xd123

Conflicts:
	scripts/xd/xd-admin
	scripts/xd/xd-admin.bat
	scripts/xd/xd-container
	scripts/xd/xd-container.bat
XD-123 Mergfe pull request #22 from wkoh/xd123
XD-131 Upgrade Lettuce to 2.3.2

- Upgrade Lettuce to 2.3.2

- Upgrade Netty to 3.6.5

- Remove unused Jedis dependency from classpaths
XD-140 Parameterize Syslog Port; Support TCP

- Rename syslog.xml to syslog-udp.xml
- Add syslog-tcp.xml
- Parameterize port

At this time, the protocol cannot be parameterized because of
context lifecycle issues (see XD-142).

- Add documentation for the syslog source:
	https://github.com/SpringSource/spring-xd/wiki/Sources#wiki-syslog
Merge branch 'xd123' of https://github.com/wkoh/spring-xd into wkoh-xd123

Conflicts:
	scripts/xd/xd-admin
	scripts/xd/xd-admin.bat
	scripts/xd/xd-container
	scripts/xd/xd-container.bat
Excluding Jetty Dependency from spring-data-hadoop

* Excluding Excluding Jetty Dependency from spring-data-hadoop for now as it the dependency interferes with Tomcat (in STS)
Merge branch 'master' of github.com:SpringSource/spring-xd
Fix typo in README
Remove unused import
XD-147

Remove 'application plugin' dependency on bundling Redis
XD-147
   Enable test as part of zipXD
   Add clean task to cleanup redis build
   Move redis bundle into build/ instead build/install