[vala] (19 commits) Non-fast-forward update to branch wip/sdl2

[Rico Tzschichholz <ricotz src gnome org>]

The branch 'wip/sdl2' was changed in a way that was not a fast-forward update.
NOTE: This may cause problems for people pulling from the branch. For more information,
please see:

 https://wiki.gnome.org/Git/Help/NonFastForward

Commits removed from the branch:

  35242f4... sdl2: Fix a few type problems and cname attribute issues
  5b12b12... sdl2: Fix cname issues of fields
  65225ba... sdl2: Fix static methods
  9dde89e... sdl2: Fix instance methods
  6016062... sdl2: Attribute GL.ContextFlag with Flags
  67e2161... sdl2: Some more parameter problems and cname attribute issu
  6eaf12c... sdl2: Drop superfluous [Compact] attributes
  55a8053... SDL2_image: Fix issues
  5be9879... SDL2_gfx: Fix issues

Commits added to the branch:

  99f165d... curses: Fix a few binding errors (*)
  8acdb29... alsa: Fix a few binding errors (*)
  8596b00... bzlib: Fix a few binding errors (*)
  91d7931... sqlite3: Fix a few binding errors (*)
  a9144d1... libgvc: Fix a few binding errors (*)
  d41d0f9... posix: Fix a few binding errors (*)
  827167a... gstreamer-1.0: Fix a few binding errors (*)
  55756ea... vala: Don't allow disposable SimpleType structs (*)
  2e798fc... codegen: Improve support of SimpleType struct constructors (*)
  932965b... Add further support for params arrays in constructors (*)
  3e0422b... sdl2: Fix a few type problems and cname attribute issues
  76d5b5b... sdl2: Fix cname issues of fields
  70c8f70... sdl2: Fix static methods
  10914c0... sdl2: Fix instance methods
  b8efc7a... sdl2: Attribute GL.ContextFlag with Flags
  aeca161... sdl2: Some more parameter problems and cname attribute issu
  05769a4... sdl2: Drop superfluous [Compact] attributes
  eb8fbee... SDL2_image: Fix issues
  7ecb975... SDL2_gfx: Fix issues

(*) This commit already existed in another branch; no separate mail sent