[gtk3] (14 commits) ...Bump version

[Tomas Bzatek]

Summary of changes:

  131c220... 3.0.1 (*)
  c4e3477... fix double-click-crashes (*)
  d5ef670... 3.0.2 (*)
  4d33066... 3.0.3 (*)
  63ac439... 3.0.4 (*)
  7370214... 3.0.5 (*)
  56f6645... 3.0.6 (*)
  2e02cb6... 3.0.7 (*)
  8674ab1... 3.0.8 (*)
  f7570ff... Add forgotten backport for grid flipping (*)
  9a2582a... Drop not-really-needed version (*)
  d543d63... Fix up an oversight in immodule packaging (*)
  0dc2c47... 3.0.9 (*)
  271615a... Bump version (*)

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