[vala] (40 commits) Created branch switch-to-gir-gio

[Luca Bruno <lucabru src gnome org>]

The branch 'switch-to-gir-gio' was created.

Summary of new commits:

  46d0edd... Add --metadatadir option to specify path for GIR metadata
  50e9b34... girparser: Support -custom.vala files
  6f28851... girparser: Support reparenting static methods in namespace
  6806cd3... girparser: Remove all type arguments when using type_argume
  da8a98d... girparser: Fix mapping gsize to size_t and gssize to ssize_
  7411783... girparser: Don't add NoAccessorMethod if there is a setter
  ff0e99d... girparser: Simplify postprocessing callbacks. Use symbols i
  5d1b2da... girparser: Skip priv fields
  0b8e08f... girparser: Set the base type for classes defined in custom 
  795b534... girparser: Support null literals in metadata
  4969ebe... girparser: Fix support for signals metadata.
  504ea18... girparser: Support specifying symbols in metadata
  359de9c... girparser: Fix parsing arrays in metadata types
  7410313... girparser: Fix unowned keyword in metadata types
  f0339d5... girparser: Guess array length type for arrays
  c485938... girparser: Rename MethodInfo to ParameterInfo.
  53eedd3... girparser: Rename array_length_pos to array_length_idx in m
  a94045a... girparser: Better support for arrays in return type.
  d5f1800... girparser: Assume arrays without length are null terminated
  a104b54... girparser: Property without accessor must have owned get.
  23bd2dd... girparser: Report unused metadata only if repository has be
  92829ca... girparser: Skip private structs.
  bb920a0... girparser: Never skip symbol if skip=false is explicited in
  2365830... girparser: Support aliases whose base type is a SimpleType.
  0e6faf3... vapigen: Fix marking gir metadata as source.
  8a48916... girparser: Support negative integer literals in metadata.
  3df6e6e... girparser: Move handle_async_methods into the merge_add_pro
  d368e85... girparser: Use an HashSet for merged symbols.
  65c4bf8... girparser: Support async constructors.
  f4db7c1... girparser: Fix assuming parameter names of signal from virt
  f105df4... girparser: Use ArrayList for symbols info because field ord
  4aa20cb... girparser: Add metadata argument to override scope attribut
  955093a... girparser: Move parse_constructor inside common parse_funct
  171f994... girparser: Remove redundant code for checking out parameter
  b90fee5... girparser: Mark bitfield to be Flags
  5ce1d1c... girparser: Use the same function for enumeration, bitfield 
  2ec594a... Allow setting cname of ErrorCode.
  1a7685e... girparser: Support ByteArray arrays.
  9386c07... girparser: Merge virtual method specified in metadata.
  f0d2970... gio-gir: Initial commit.