Data Binding: Support readers and input streams
Merge branch 'master' of github.com:grails/grails-core
Data Binding: Allow passing directly JSON or XML as a binding source
fix typos in javadoc
GRAILS-10226 - improve binding "null" to id of nested collection elements

If the string "null" is bound to an id of a persistent property  contained in a collection relationship, the corresponding element is removed from the relationship collection.