[glib] (8 commits) ...Merge branch 'array-test-fixes' into 'master'

[Emmanuele Bassi <ebassi src gnome org>]

Summary of changes:

  1ac8d50... gptrarray: Set free func on copied array in g_ptr_array_cop
  b4943aa... gptrarray: Correctly set copied array length in g_ptr_array
  625055f... tests: Fix array length calculations in array tests
  121b6bc... tests: Add missing array length checks
  bc0fcdd... tests: Use g_ptr_array_set_free_func() rather than manual f
  ec61daf... garray: Rewrite binary search calculation to avoid integer 
  c0f13f3... garray: Fix binary search for non-existent elements on the 
  b482a5c... Merge branch 'array-test-fixes' into 'master'