[vala] (32 commits) Created branch wip/attributes-clean

[Luca Bruno <lucabru src gnome org>]

The branch 'wip/attributes-clean' was created.

Summary of new commits:

  9171264... Specify default values in Attribute methods
  c965c70... Add attributes cache to code nodes
  0d34992... Add helper methods to CodeNode for dealing with attributes
  da725f6... On-demand Delegate.has_target
  763b799... On-demand Class.is_compact
  ab977d2... On-demand Class.is_immutable
  6a17ba6... On-demand Struct.is_simple_type
  d882b21... On-demand Struct.is_boolean_type
  db75714... On-demand Struct.is_integer_type
  e2ef1be... On-demand Struct.is_floating_type
  217d644... On-demand Struct.rank
  b474515... On-demand Struct.width
  99246e4... On-demand Struct.signed
  9190801... On-demand Struct.decimal_floating_type
  517cffe... On-demand Struct.is_immutable
  a506db9... On-demand Symbol.deprecated
  aa19222... On-demand Symbol.deprecated_since
  0f7f68a... On-demand Symbol.replacement
  2f693a1... Drop Symbol.process_deprecated_attribute
  fc75edb... On-demand Symbol.experimental
  970289e... Drop Symbol.process_experimental_attribute
  9a268b3... On-demand Method.has_construct_function
  6067dda... On-demand Method.returns_floating_reference
  2b2a015... On-demand Method.printf_format and scanf_format
  2a04125... Drop unused references to NoThrow attribute
  cc3285f... Drop destroy_function dependency from Struct.is_disposable
  a6c7e29... girparser: Do not use C specific methods of code nodes
  49ebe9e... gidlparser: Do not use C specific methods of code nodes
  35455fd... codewriter: Do not use C specific methods of code nodes
  a4d801b... codegen: Add CCodeAttribute
  bbca257... girwriter: Don't use C specific methods of code nodes
  126d7d5... Drop C specific methods from the code tree