GRAILS-8494:Adding "optionDisabled" attribute to select tag.
Merge branch 'master' of https://github.com/sandyridgeracer/grails-core
GRAILS-8494:Changes to fit to the coding style.
update hibernate plugin to latest version
GRAILS-9686 - command object properties should be nullable:false by default

All command objectt constrained properties were already being configured to be non-nullable by default but unconstrained properties were not.  This change addresses that by configuring all non-constrained non-static fields to be non-nullable.
Merge branch '2.3.x'
Update asset-pipeline to 1.6.4
GRAILS-11218 - tests related to special handling of command object nested parameter names
fixed typos.
fix typo in javadocs
GRAILS-10031 - fix taglib method inheritance problem
ignore /grails-project-api/bin/
GRAILS-10031 - rearrange unit test
GRAILS-11222 - add params support for createLink with uri
Merge pull request #473 from hauner/typos

fixed typos.
GRAILS-9686 - command object properties should be nullable:false by default
Merge branch '2.3.x'
remove empty test method
functional base url was not initialized on all code branches.

follow up to: https://github.com/grails/grails-core/pull/451
not all functional test options were handled.

related to: https://github.com/grails/grails-core/pull/451