Corrected some grammar mistakes
Integrated Spring Security with the Event Bus of platform core
Added new Post and Audit event samples
Remove unnecessary .settings directories.
Copy ch08 source to ch09.
Add new chapter 2 source code.
Remove references to homepage from user integration tests.
Clean up ch05 scripts.
Add chapter 9 functional tests.
Fix admin user creation in bootstrap.
Add postentries GSP template.
Merge pull request #33 from jonatasemidio/patch-1

Corrected some grammar mistakes
Merge remote-tracking branch 'upstream/master'

Conflicts:
	ch05/hubbub/grails-app/conf/BootStrap.groovy