failing test for #30
fix Travis script
#30 add some integration test coverage for constructors as well
changed `metaclass` package to `api`
#30 test for GrailsParameterMap usage in unit tests
Use a proxy implementation of setProperties on a domain class

You can't overload the assignment operator for properties apparently.

Fixes #30
version 1.1.3
single version of request.setGSON so operator form works regardless of argument type

Fixes #31
version increment
Fix serialization of domain with superclass

Contains corresponding tests
fix for - failure to serialize instance of class with inherited field
Fix for - proxies are not resolved
Merge pull request #34 from naresha/master

Fixes for inherited domain class, proxy resolution issues
New: Support for GroovyProxy's when serializing non-hibernate mapped domain class instances.
Merge branch 'master' of git://github.com/slestang/grails-gson into slestang-master

Conflicts:
	src/groovy/grails/plugin/gson/adapters/GrailsDomainSerializer.groovy
Merge pull request #37 from pinut/feature/groovy-proxy

New: Support for GroovyProxy's when serializing non-hibernate mapped domain class instances.
upgraded to Grails 2.2.4
hooray annoying Grails bug fixed means I can remove some hacky code from test setup
bump test app to Grails 2.2.4
upgrade various other dependencies to latest versions