Version bumped to 1.4.8-SNAPSHOT
Version bumped to 1.5.1-SNAPSHOT + README/Doc update
updating AWS SDK to 1.5.5
Merge pull request #16 from tuler/1.5.5

AWS SDK 1.5.5
Version bumped to 1.5.5 : README/Doc update
Merge branch 'develop'

Conflicts:
	AwsSdkGrailsPlugin.groovy
	README.md
	grails-app/conf/BuildConfig.groovy
	src/docs/guide/installation.gdoc
	src/docs/guide/introduction.gdoc