Merge branch 'PHP-7.0'

Merge branch 'PHP-7.0'

* PHP-7.0:
  Fix memory leak in imagescale()
  Update NEWS
  Better fix for bug #72135
  Fixed bug #72227: imagescale out-of-bounds read
  Fix bug #72241: get_icu_value_internal out-of-bounds read
  Fix bug #72135 - don't create strings with lengths outside int range
  set versions
  Add check for string overflow to all string add operations
  Fix bug #72114 - int/size_t confusion in fread
  Updated NEWS
  Fixed bug #71331 - Uninitialized pointer in phar_make_dirstream()