[clutter/msvc-support] (15 commits) ...Merge branch 'master' into msvc-support

[Chun-wei Fan <fanchunwei src gnome org>]

Summary of changes:

  c9cbe58... snap-constraint: Fix allocation for CLUTTER_SNAP_EDGE_RIGHT (*)
  1402c05... timeline: Cast elapsed time before emitting ::new-frame (*)
  e25e48e... Do not use return with void functions (*)
  4d58534... text: Fix the default value of "editable" (*)
  a4b9eaf... alpha: Don't use the GClosure to compute the alpha when pos (*)
  90aa7b9... Updated Norwegian bokmÃl translation (*)
  672bc33... build: don't explicitly include and egl or gl headers (*)
  123bd41... texture: Clean up error reporting (*)
  c1951ab... docs: Add a simple description of the size negotiation mech (*)
  48a2b3a... docs: Rename the invariants documentation (*)
  e1327f5... actor: Clean up the allocate() checks (*)
  5cc5e56... docs: Add fixed size and constraints to the size negotiatio (*)
  cbe1e83... tests: Dynamically resolve GL symbols (*)
  b191067... Updated Slovenian translation (*)
  a52bc8f... Merge branch 'master' into msvc-support

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